What is the ratio of the light gathering power of a 10 m telescope to that of a 1 m telescope?

a. 10 to 1
b. 1 to 10
c. 100 to 1
d. 1 to 100
e. 3.2 to 1


C

Physics & Space Science

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A loop of wire is moved through a region of uniform magnetic field. As it is moved, its orientation with respect to the magnetic field direction does not change. The induced current at this time in the loop:

A. depends on the shape of the loop B. depends on the magnitude of the field C. depends on the speed with which it is moved D. is zero E. depends on the acceleration of the loop

Physics & Space Science

Ideal Gas Law: Two containers of equal volume each hold samples of the same ideal gas. Container A has twice as many molecules as container B. If the gas pressure is the same in the two containers, the correct statement regarding the absolute temperatures TA and TB in containers A and B, respectively, is

A. TA = TB.
B. TA = 2TB.
C. TA = TB.
D. TA = TB.
E. TA = TB.

Physics & Space Science

As a bowling ball that rolls off the edge of a table falls, its horizontal component of motion

A) decreases. B) remains constant. C) increases.

Physics & Space Science

The 99 years that revolutionized Astronomy ended with whose death?

a. Aristotle b. Kepler c. Tycho d. Copernicus e. Galileo

Physics & Space Science