If light of wavelength 690 nm is used in a double-slit experiment with slit separation 0.206 mm, what angle separates the two 4th order maxima?
a. 
b. 
c. 
d. 
e. 
d.
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The spectrum of radio galaxies matches ________ radiation, and is produced in strong magnetic fields
Fill in the blank(s) with correct word
If the net force acting on an object doubles, then the ________ doubles as well.
A. velocity B. speed C. acceleration D. mass
The speed of a satellite orbiting Earth is given by v = ?(GM/d). Escape speed from Earth is given by v = ?(2GM/d), where in both cases G is the gravitational constant, M is Earth's mass, and d is distance from Earth's center
If a satellite's kinetic energy were doubled it could A) orbit at twice its distance from Earth. B) orbit at four times the distance from Earth. C) escape Earth.
A child is standing at the rim of a rotating disk holding a rock. The disk rotates freely without friction. If the rock is dropped at the instant shown, which of the indicated paths most nearly represents the path of the rock as seen from above the disk?