1. He formulated the electromagnetic theory. A. Faraday B. Hertz C. Maxwell D. Oersted 2. He designed an experimental set-up that enabled him to generate and detect electromagnetic waves in the laboratory. A Faraday B. Hertz C. Maxwell D. Oersted 3. Which of the following statements is NOT TRUE about electromagnetic waves? A. EM waves are a combination of electric and magnetic fields. B. EM waves are produced when electrons are accelerated. C. EM waves can travel in a vacuum with a speed of 3x10 m/s. D. EM waves are disturbances in a medium. 4. What is the energy carried by a photon with a frequency of 1.3x10' Hz? A. 8.62x1024) B. 8.62x1044) C. 5.1x1024) D. 5.1x10+ 5. Which of the following EM waves carry the highest energy? A Gamma rays B. Microwaves C. Radio waves D. X-rays 6. Which of the following is the correct arrangement of the EM waves according to increasing wavelength? A. Radio waves, microwaves, visible light, infrared rays, ultraviolet rays, X-rays, gamma rays B. Radio waves, microwaves, ultraviolet rays, visible light, infrared rays, X-rays, gamma rays C. Gamma rays, X-rays, ultraviolet rays, visible light, infrared rays, microwaves, radio waves D. Gamma rays, ultraviolet rays, X-rays, visible light infrared rays, microwaves, radio waves 7. Which of the following is the correct arrangement of the EM waves according to increasing frequency? A. Gamma rays, X-rays, ultraviolet rays, visible light, infrared rays, microwaves, radio waves B. Gamma rays, ultraviolet rays, X-rays, infrared rays, visible light, microwaves, radio waves C. Radio waves, microwaves, infrared rays, visible light, ultraviolet rays, X-rays, gamma rays D. Radio waves, microwaves, visible light, infrared rays, ultraviolet rays, X-rays, gamma rays 8. What is the wavelength of the waves travelling in a vacuum at a speed of 3 x 10 m/s with a frequency of 14x10 Hz? A 214 x 10 m B.2.14 x 10 C. 4.20 x 1017 D. 4.20 x 101m 9. A scientist who showed how a current carrying wire behaves like a magnet, thus he is given the credit for the discovery of electromagnetism A Faraday B Hertz C. Maxwell D. Oersted 10. Whicli EM wave has the shortest wavelength? A Gamma rays B. Microwaves C Radio waves DX-rays דן​