At what speed relative to the lab will a 0.272-kg object have the same momentum as a 1.30-kg object that is moving at 0.515c relative to the lab?
A) 0.944c B) 0.592c C) 0.981c D) 0.922c
A
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In a given reversible process, the temperature of an ideal gas is kept constant as the gas is compressed to a smaller volume. Select the true statement from among the following:
A) The gas must absorb heat from its surroundings. B) The gas must release heat to its surroundings. C) The pressure of the gas also stays constant. D) The process is adiabatic. E) It is impossible to predict on the basis of this data.
If the amplitude of the motion of a simple harmonic oscillator is doubled, by what factor does the frequency of the oscillator change?
A) 2 B) 4 C) 1 D) 1/2 E) 1/4
If your average speed for a 6 hr trip is 60 mi/hr, the distance traveled is
A. 60 mi. B. 120 mi. C. 360 mi. D. 10 mi.
The diagram illustrates a light source, a gas cloud, and three different lines of sight. Along which line of sight would an observer see an emission spectrum?
a. 1
b. 2
c. 3
d. 2 and 3
e. none of them