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 Hg198
C) wavelength of light emitted by Kr86
D) a precision meter stick in Paris
E) the speed of light
Correct Answer:
Verified
Q4: (5.0 * 104) * (3.0 *10-6)=
A)1.5 *
Q5: 5.0 * 105 + 3.0 * 106
Q6: The SI base unit for mass is:
A)gram
B)pound
C)kilogram
D)ounce
E)kilopound
Q7: 1 mi is equivalent to 1609 m
Q8: A gram is:
A)10-6 kg
B)10-3 kg
C)1 kg
D)103 kg
E)106
Q10: In 1866, the U.S.Congress defined the U.S.yard
Q11: (5.0 *104) *0 (3.0 *106)=
A)1.5* 109
B)1.5
Q12: 1 m is equivalent to 3.281 ft.A
Q13: There is no SI base unit for
Q14: Which of the following is closest to
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