A Fraunhofer diffraction pattern is created by monochromatic light shining through which of the following?

a. single slit
b. double slit
c. triple slit
d. more than 3 slits


a

Physics & Space Science

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The index of refraction of transparent materials is

a. equal to 1. b. greater than 1. c. less than 1. d. any of these.

Physics & Space Science

The focal length of the lens of a simple film camera is 40.0 mm. By what amount should the distance between the lens and the film be increased or decreased to change the focus from a person

who is 25 m from the lens to one who is 4.0 m from the lens? A) 0.2 mm B) 0.3 mm C) 0.4 mm D) 0.5 mm E) 0.7 mm

Physics & Space Science

If you jump straight up while inside a fast-moving train that gains speed, you land

A) slightly ahead of your original position. B) at your original position. C) slightly behind your original position.

Physics & Space Science

A compound formed from atoms from the far left and the far right of the periodic table is probably a(n) ______________ compound

Fill in the blank(s) with correct word

Physics & Space Science