What happens to the total relativistic energy of a speedy proton when its relativistic mass doubles?
A) It doubles.
B) It more than doubles.
C) It less than doubles.
D) It must increase, but it is impossible to say by how much.
A
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Both sound and light can travel in
A) a vacuum. B) water. C) both of these D) none of the above
What is the equivalent resistance between points a and b?
a.
14 ?
b.
8.0 ?
c.
6.0 ?
d.
25 ?
e.
40 ?
A car is traveling at 20.0 m/s on tires with a diameter of 70.0 cm. The car slows to a rest after traveling 300.0 m
If the tires rolled without slipping, what was the magnitude of the average angular acceleration of the tires during the time the car slowed to a rest? A) 0.667 rad/s2 B) 1.33 rad/s2 C) 0.952 rad/s2 D) 1.67 rad/s2 E) 1.90 rad/s2
The most concentrated form of energy is
A) wind. B) fossil fuel. C) geothermal. D) nuclear.