Multiple Choice
A planet is discovered to orbit around a star in the galaxy Andromeda, with the same orbital diameter as the Earth around our sun. If that star has 4 times the mass of our sun, what will the period of revolution of that new planet be, compared to the Earth's orbital period?
A) four times as much
B) 
times as much
C) one-fourth as much
D) twice as much
E) one-half as much
Correct Answer:
Verified
Correct Answer:
Verified
Q44: The net force on an object in
Q45: The flywheel of a machine is rotating
Q46: What is the escape velocity from the
Q47: State Kepler's second law.
Q48: The weight of an object on the
Q50: Kepler's 3rd law says T<sup>2</sup>/r<sup>3</sup> = K.
Q51: Mary is 3.00 meters from the center
Q52: A race car, traveling at a constant
Q53: Does the centripetal force acting on an
Q54: The constant K in Kepler's Third Law