A light ray bends when it goes from one medium to another because of diffraction
a. True
b. False
Indicate whether the statement is true or false
False
You might also like to view...
Most stars radiate much like black bodies. Consider two stars having the same surface temperature, the second having 10 times the diameter of the first. The power radiated per unit area is
A) 102 times larger for the 2nd. B) 10 times larger for the 2nd. C) the same for both. D) 104 times larger for the 2nd. E) 108 times larger for the 2nd.
Using a double-slit with a d = 300 nm and light of a wavelength of 400 nm, what would you see on a distant screen?
A. the intensity is maximum at the center and gradually decreases to either side B. the intensity is minimal at the center and gradually increases to either side C. the intensity is maximum in a single narrow line at the center D. the intensity is minimal in a single narrow line at the center
A nanometer is
a. one thousandth of a meter. b. one millionth of a meter. c. one billionth of a meter. d. one trillionth of a meter. e. none of the above.
Does a magnetic field exert a force on a moving charged object? Assume the motion of the charged object is along the x axis and the field is in the y direction
1.yes 2.no