Question Booklets
Quiz Category: Physics
Q. A nanosecond is:
A. 10^9 s
B. 10^−9 s
C. 10^−10 s
D. 10^−10 s
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Q. An example of a fermion is a:
A. photon
B. pion
C. neutrino
D. kaon
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Q. The SI base unit for mass is:
A. gram
B. pound
C. kilogram
D. ounce
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Q. A kilowatt·hour is a unit of:
A. power
B. energy/time
C. work
D. power/time
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Q. One revolution is the same as:
A. 1 rad
B. π/2 rad
C. π rad
D. 2π rad
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Q. Strain can be measured in:
A. N/m^2
B. N·m^2
C. N/m
D. none of these (it is unitless)
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Q. A gram is:
A. 10^−6 kg
B. 10^−3 kg
C. 1 kg
D. 10^3 kg
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Q. The SI standard of time is based on:
A. the daily rotation of the earth
B. the frequency of light emitted by Kr86
C. a precision pendulum clock
D. none of these
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Q. The SI standard of length is based on:
A. the distance from the north pole to the equator along a meridian passing through Paris
B. wavelength of light emitted by Hg^198
C. a precision meter stick in Paris
D. the speed of light
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Q. In 1866, the U. S. Congress defined the U. S. yard as exactly 3600/3937 international meter. This was done primarily because:
A. length can be measured more accurately in meters than in yards
B. the meter is more stable than the yard
C. this definition relates the common U. S. length units to a more widely used system
D. there are more wavelengths in a yard than in a meter
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