This band has a wavelength of ten to one millimetre. C. Waves have the capacity to transmit messages. Points within the budget constraint represent combinations of the goods that do not use up all the income. D All waves can be polarised. Mechanical waves can only travel through a vacuum, but electromagnetic waves can travel through a solid, liquid, or gas. (Select all that apply.) A. OIn the experiment tested for its host preference, the dodder vine always found tomato as the suitable host. wave w is a light wave. Prokaryotic cells are the primitive cells, which . C All waves can be refracted. d. mechanical waves can travel through blank space. Its production and reception are convenient. The prostate gland and the seminal vesicle both provide ______ to the sperm. O Liquids and solids are hard to compress. B. A. a) Electromagnetic waves in vacuum travel at the speed of light. D . B)x rays can penetrate soft body tissue. Explanation: The electrons are ejected from the metal surface if the incident light frequency is greater or equal to the threshold frequency. C.The particles of the medium through which electromagnetic waves travel vibrate perpendicularly to the direction of the wave. All waves can be diffracted. a. mechanical waves require a medium to travel through. SURVEY. Identify the type of brain waves indicated by "D." Alpha waves. Match the EEG brain wave pattern with its correct description: Beta waves. Electromagnetic Waves Class 12 MCQs Questions with Answers. nourishment. Points on a budget constraint represent combinations of the goods that exactly use up income b. Which of the following statements is wrong ? I got D. They are most commonly sound waves characterized by a high amplitude of movement. a)they are repeating units in silicates b)they are synthetic polymers containg repeated R2SiO units c)they are formed by hydrolysis of R2SiCl2 d)allof the above are incorrect statements. Which of the following statements is NOT true about electromagnetic waves? c. . This question is part of 20000+ General Studies MCQ Series Course on GKToday Android app. Which waves have the shortest wavelength and highest energy on . The distance between two corresponding points on a wave is its wavelength. Which of the following statement about Amplitude modulation is incorrect? C. They are longitudinal waves. B)x rays can penetrate soft body tissue. Which of the following statements about prokaryotes is incorrect? C)the kinetic energy of high speed electrons is converted to x rays when they collide with matter. All electromagnetic waves hit the eyes at the same wavelength, but eyes respond to each type of wave differently. b) The magnitudes of the electric field and the magnetic field are equal. Transcribed image text: Which one of the statements about electrons and atoms is INCORRECT? 5. Electromagnetic waves are deflected by an electric field and magnetic field They can also move in vacuum They have electric and magnetic components that are mutually perpendicular They move with a speed of 3 × 10 8 m/s Answer (Detailed Solution Below) Which of the following has the lowest frequency. In Asia, managerial discretion is the key guideline for ethical behaviour. , An upright incident wave traveling in one direction along the string reflects after reac . The S wave shadow zone is caused by the _____ . Which one of the following statements about s orbitals is incorrect ? which is the incorrect statement about silicones? Which of the following statements about the behaviour of waves is incorrect ? Okay, incorrect statement. A All electromagnetic radiation can travel through a vacuum including Space. Question: Which statement is not true of P-waves? Which of the following statements about mechanical waves is true? Which statement is not true of P-waves? . Light energy travels as electromagnetic waves B. What are the correct frequency and wavelength in Y? waves x and y are light waves. 1. The audible range of sound for a human is 20Hz to 20000Hz. B : In a standing wave power loss occurs . Question 3. ? Hello students in this question, we have to determine which of the following statement is incorrect. Show Result. 2. (a) 1.8 × 10 8 ms -1. Red light has low energy and low frequency. The waves in which oscillation of particles occurs in direction of propagation that is parallel to the line of propagation are known as longitudinal waves. a) These are produced by the motion of electric charge b) The oscillation of charged particles sets up changing electric fields c) The changing electric fields induce the changing magnetic fields in the surrounding medium d) None of these All waves can be made to undergo superposition. Electromagnetic waves are longitudinal waves The electric field and magnetic field are parallel to each other The electric field equals the product of the magnetic field and the speed of light High-frequency electromagnetic waves carry less information per unit time than low-frequency waves О Electromagnetism . The process through which energy travels in the form of waves/ partides through space or other medium. Thus option 3 is incorrect. The speed of electromagnetic waves in medium must be. 4) Which of the following statements about the behaviour of waves is incorrect? Photon is massless and therefore, option 3) is the incorrect statement. If points A and B lie on the budget constraint, we can . 5) Two radio transmitters emit waves at a frequency of 1.4 MHz. 1 Answer. 3. sound is an example of longitudinal waves while light is an example of transverse waves. b. mechanical waves do not have amplitude and wavelength. They result from an earthquake. It cannot be used for high-frequency carrier waves. 1)Which of the following statements about X rays is incorrect? Which of the following statements about the behaviour of waves is . Thus statement 2 is incorrect. Which of the following statements about the electric field lines is incorrect? An electromagnetic wave can travel through anything - be it air, a solid material or vacuum. Its effects are faster and shorter lasting than epinephrine. OIn the experiment tested for its host . waves y is a sound wave. A. EM waves can transfer energy through a medium and vacuum. Thus statement 2 is incorrect. c.*. Choose the incorrect statement from the following options. 1. Which of the following statements about cortisol is incorrect? Two common categories of waves are transverse waves and longitudinal waves. (9 points total) A light wave is traveling to the left through unknown media at 1.875 X 108 m/s and has a frequency of 5.455 X 1014 Hz. The frequency of the waves in X is 400 Hz. A . In the question we are given four statements about sound and are asked to find which of them is wrong. Electrostatic field lines cannot form closed loops. A)x rays darken photographic plates. Which of the following statements is false? B.Electromagnetic waves don't require a medium to travel. The first statement that is option A. The frequency of Wave 2 is double the frequency of Wave 1. Electrostatic field lines cannot originate from the positive charge. Which one of the following statements about wave power is incorrect? All waves can be refracted. . All waves can be polarised. (c) B is perpendicular to the direction of propagation of the wave. In a dentist's office, an X-ray of a tooth is taken using X-rays that have a frequency of 7.01 1018 Hz. Avionics Satellite Landing System. C. EM waves have electric and magnetic fields. Detailed Answer. Thus . 1)Which of the following statements about X rays is incorrect? Which one of the following is incorrect statement in the transmission of electromagnetic waves? A. Electromagnetic waves require a medium to travel. hello everyone let's try to solve the given problem given problem simply states which of the following statement is true magnetic waves so we have to find the incorrect statement among these four statement let us now try to analyse these statements one by one of the first statement simply says the electric field and magnetic field have equal … So, statements A is incorrect. Q.5. answer choices. Which of these statements is an incorrect summary of the changes in households during the 1900s? 4. Q25. Question 4. D)x rays can easily penetrate bones and any thick material. the P-wave shadow zone is larger than the S-wave shadow zone. pa layk:> Question 5. We can only see light if the wavelengths are in a certain part of the electromagnetic spectrum C. Refraction is when light bends as it passes through another medium D. Light is absorbed at a higher rate if the color of the object it hits is brighter d) Prokaryotes appeared on earth before eukaryotes. The particles vibrate back and forth, about their mean positions. It is a hazard to marine creatures. answer choices. Which one of the following is incorrect statement in the transmission of electromagnetic waves? B. A. 6. Which statement is incorrect about gases, liquids, and solids? Which of the following statement about Amplitude modulation is incorrect? c. mechanical waves do not have frequency. waves x and y are sound waves. The propagation of waves that have electric and magnetic field component. Chemical Engineering Basics - Part 1 more Online Exam Quiz. An electromagnetic wave is produced by oscillating electric and magnetic fields E and B. 0 votes . Which of the following waves are used in telecommunication. The amplitudes of both waves are 5 (arbitrary units). B . (Total 1 mark) 2 Two radio transmitters emit waves at a frequency of 1.4 MHz. It can be harmful to the environment. Which of the following is an INCORRECT statement about a budget constraint. D. All of these. (b) E is perpendicular to the direction of propagation of the wave. ? The direction of vibration of the particles is in the same plane as in which the wave is propagating. Ultrasound is generally used to clean parts located in hard-to-reach places. waves x and w are light waves. Tags: Question 2. D All waves can be polarised. Question 1. Two electrons can be present in the same orbital as long as they have the same spin, Od Electrons are best described as standing waves oscillating in . It is harder to arouse someone from slow-wave sleep than from paradoxical sleep. Occur when we are mentally alert, as when concentrating on some problem or visual stimulus. C All waves can be refracted. Accelerating charge particles produce electromagnetic waves. FALSE - Intensity is a power/area relationship and as such the units are typically Watts/meter 2.The Watt is a unit of power and the meter 2 is a unit of area.. b. which is the incorrect statement about silicones? So, mm hmm. Correct - Your answer is correct. STAY HOME STAY HEALTHY... Answer 0 skvijay36 Naturally occurring radio waves are made by lightning or by astronomical objects. A mechanism relevant to causation of birth defects & cancer. A. . So this is the correct statement. incorrect? Answer & Explanation Answer: A) Longitudinal waves Explanation: Compressions and Rarefactions are characteristic of Longitudinal waves. Which of the following statements concerning waves is incorrect? (a) A transverse wave is one in which the disturbance is parallel to the direction of wave propagation. All of the following are incorrect statements of the wave-speed equation except for:? Thus, option 2 is correct. D. They can move through solids and liquids. C. They are longitudinal waves. Wave power captures the energy of waves to do useful work. The Microwaves have wavelength of from as long as one meter to as short as one millimeter, or equivalently, with frequencies between 300 MHz (0.3 GHz) and 300 GHz. A)x rays darken photographic plates. C. Slow-wave sleep is characterized by frequent shifts in body position. C . Paragraph 1: Even though glaciation of the Northern Hemisphere began earlier, we currently recognize 1.6 million years ago as the start of the Pleistocene epoch, corresponding It cooperates with the sympathetic nervous system in mediating the stress responses. A. Slow-wave sleep occupies a greater percentage of sleeping time than paradoxical sleep. Which statement is incorrect about auxins? Transcribed image text: Which statement below about electromagnetism is correct? E. They are deflected neither by the electric field, nor by the magnetic field. Which of the following statements is incorrect about dodder vine? SOLVED:Which of the following statements concerning electromagnetic waves are incorrect? Sound travels in the form of wave. Match the EEG brain wave pattern with its correct description: Alpha waves. 2. This band has a wavelength of ten to one millimetre. All colors are the same wavelength of light but change as they reflect off different objects into the eyes. 2 See answers Advertisement yokeshps2005 Answer: How do electromagnetic and mechanical waves compare? FALSE - Intense sounds are simply sounds which carry energy outward from the source at a high rate. Ultrasounds can be used to detect cracks and flaws in metal blocks. Electrostatic field lines must be normal to the surface of the conductor. However, they are capable of showing interference or diffraction. B. (light in a vacuum has a speed of 3 X 108 m/s). Options. The number of soundwaves, or any type of wave, is known as the frequency. ; The electric field and magnetic field of an electromagnetic wave are mutually perpendicular to each other. 73. Each type of electromagnetic wave hits the eyes at a different angle, appearing as colors. Which one of the following statements is incorrect about electromagnetic waves? B When EM waves are absorbed, they may cause cooling. a. D The frequency of sky waves ranges typically from 3 MHz to 30 MHz. cisgender. a. mechanical waves require a medium to travel through b. mechanical waves do not have amplitude and wavelength c. mechanical waves do not have frequency d. physics. Correct answer: (A) In Europe, corporate codes of ethics are the key guidelines for ethical behaviour. Answer Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams. D)x rays can easily penetrate bones and any thick material. Question 16 (Multiple Choice Worth 2 points) [OU.04]The table below compares three galaxies. Question 2. (a) Sound travels in straight line (b) Sound is a form of energy (c) Sound travels in the form of waves (d) Sound travels faster in vacuum than in air. Which of the following statements is incorrect about EM waves? ? € (Total 1 mark) € € Frequency / Hz Wavelength / m € € A 100 0.82 € € B 400 0.82 € You can use the V=Fλ equation to calculate the other properties of a wave (V = wavespeed, F = Frequency and &lambda . Wrong - Your answer is wrong. Solution Verified by Toppr Correct option is B) Electromagnetic waves are transverse and do not need a material medium to travel. they can only hold one electron. The frequency range of infrared waves is below 20Hz. Identify the true statement(s). (a) They promote the growth of root (b) They promote the growth of shoot (c) They influence the formation of flower and ripening of fruit (d) They inhibit the growth of root Which of the following statements about mechanical waves is true? Sound waves cross a boundary between two media X and Y. c) Only the electric field vector is perpendicular to the direction of the wave's propagation. ; Electromagnetic waves transfer energy through any medium or vacuum. Which of the following statements is/are incorrect about waves ? which statement is best supported by the table? They are slower than S-waves. The wavelength of matter waves is independent of: asked Mar 4 in Physics by Harshwardhan (24.1k points) physics; dual-nature:-photon-and-matter-waves; O Gases and liquids flow so they are both fluids. . Electromagnetic waves travelling in a medium having relative permeability μr = 1.3 and relative permittivity Er = 2.14. 1. It is a renewable source of energy. D) EM waves form when energy is transferred through the field is incorrect about electromagnetic waves.. Electromagnetic waves are formed when an electric field and magnetic field come in contact with each other. Indicate a brain that is "idling"; a . C)the kinetic energy of high speed electrons is converted to x rays when they collide with matter. A second wave is mutually coherent with the first wave and has a phase difference of 120 deg. The categories distinguish between waves in terms of a comparison of the direction of the particle motion relative to the direction of the energy transport. Which of the following statements regarding electromagnetic radiation is incorrect? D Levi observed properties of three different waves and recorded observations about each one in his chart. [1 mark] A All waves can be diffracted. Right Answer is: It is expensive. B. They result from an earthquake. False, Recall that is in fact the father's sex chromosome that determines the sex of the child because he has X and Y. 4. Waves carry energy from place to place but the particles do not move with the waves. This mode of propagation is called sky wave propagation. A : In a standing wave the energy moves towards the power source. D. Waves transfer particles (matter) and energy. waves; jee; jee mains; Share It On Facebook Twitter Email. e) Prokaryotes contain cytoplasm. They have equal wavelengths. The sound frequency of ultrasonic waves is above 20,000Hz. 2022 58 KEAM KEAM 2011 Communication Systems Report Error (4) Dihydrogen does not act as a reducing agent. * 2 points A. D. EM waves form when energy is transferred through field. The high notes on a piano always produce _____ sound waves than the low notes. They have equal frequencies. This question is part of 20000+ General Studies MCQ Series Course on GKToday Android app. Which statement about light energy is incorrect? Seismic waves follow curved paths through the interior of the Earth P waves travel more slowly in the outer core than in the lower mantle Liquids do not transmit S waves. Multiple Choice Questions. The amplitude of Wave 2 is double the amplitude of Wave 1. B. EM waves vary in speed, frequency and wavelength. Is saying that cathode rays Catherine rays are emitted from the surface of the catholic. wave w and y are light waves. a Electrons have well-defined mass and charge, but their exact position is uncertain Ob De Broglie predicted that electrons could have wave properties. B. ← Prev Question Next Question → Find MCQs & Mock Test . THE RAYS WITH A WAVELENGTH OF 760-1500 nm ARE 1. visible part of the solar spectrum 2. short-wave . wave w is a sound wave. Q. 3. Which one of the following statement is incorrect regarding the electromagnetic radiation? answered Jul 29, 2019 . We can also say that the incident light's energy should be greater than the metal's work function. Answer: (c) γ-rays have maximum frequency and energy of proton, therefore maximum penetrating power. ELECTRONIC CONFIGURATIONS. The speed of all electromagnetic waves is equal to the speed of light. 2. a) Prokaryotes contain ribosomes. I got D. a)they are repeatin - askIITians. Waves can be classified as either electromagnetic or mechanical. Q. Waves involve a transport of energy from one location to another location while the particles of the medium vibrate about a fixed position. In the mla style, notes are used only for optional content or bibliographic notes. Based on the diagram, which of these conclusions is correct about the two waves? A. 2022 58 KEAM KEAM 2011 Communication Systems Report Error Choose the only incorrect statement from the following. (2) Hydrogen never acts as cation in ionic salts. 300 seconds. Which Of The Following Statements About Hydrogen Is Incorrect? (b) 1.8 × 10 4 ms 1. Okay, now, talking about the option B. O It will die if it cannot find its host plant within 72 hours. the crust-mantle boundary the maximum number of s orbitals in any principal level is 1. (Total 1 mark) Q17. O All these statements are incorrect. A stationary wave is set up between the two . . Which of the following is NOT correct about waves? The Microwaves have wavelength of from as long as one meter to as short as one millimeter, or equivalently, with frequencies between 300 MHz (0.3 GHz) and 300 GHz. When a monochromatic light source is incident on two slits of the same width an b) Some prokaryotes can conduct photosynthesis. O It is an obligate parasitic plant that does not have roots. Q. they are spherical in shape. In fact this let to the conclusion that light is an electromagnetic wave. Mechanical waves can travel through a solid, liquid, or gas, but electromagnetic waves can only travel through a gas. Answer: (4 and 1) C When EM waves are absorbed, they may create tiny alternating currents with the same frequency as the radiation. answered • expert verified Which statement about electromagnetic waves is true? (b) A wave can have both. Answer: CDGJ. C. The energy of electromagnetic radiation is directly proportional to its . Each type of electromagnetic radiation has its own characteristic range of wavelengths and frequencies. B All waves can be made to undergo superposition. True or false: It is the mother's sex chromosome that determines a child's gender in the womb. The frequency of visible light is of the order of. Answer: (c) Energy of photon of red light is less the work function of the zinc. 2. (3) Hydronium ion, H3O+ exists freely in solution. Question: Which of the following is not true regarding standing wave? EM waves travel with a constant velocity of 3.00 x 108 ms-1 in vacuum. 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