The ratio of the electric field magnitude to the magnetic field magnitude in a p

Question

The ratio of the electric field magnitude to the magnetic field magnitude in a plane electromagnetic wave is the speed of light c. True False Two electromagnetic waves are traveling in a vacuum. The wave with the larger wavelength has a higher frequency that the other wave has a lower frequency that the other wave has a larger speed than the other wave has a smaller speed than the other wave 8. Using the right-hand rule, the direction of propagation of a plane electromagnetic wave is given by your right index finger right thumb. True or False. A convex mirror always produces a virtual image with magnification of magnitude less than one. True False True or False. A concave mirror always produces a real image of an object placed in front. True False The focal length of a converging thin lens is f = 5.0 cm. If an object is placed 10 cm in front of the lens, then the real image w ill have w hat distance d_i behind the lens? d_i = 5.0 cm d_i = -10cm d_i = 10 cm none of the above The focal length of a concave mirror is f = 10.0 cm. If an object is placed 20 cm in front of the mirror, then the real image w ill have w hat distance d_i in front of the mirror? d_i = 10 cm d_i = 20 cm d_i = 5 cm none of the above

Explanation / Answer

6) E / B = c (true)

7) has higher frequancy than the other (a)

8) right thumb

9) True

10) True

11) 10cm behind the lense (c)

b) 20cm

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