1. Light year is a measurement of
A. speed of aeroplanes
B. speed of light
C. Stellar distances
D. speed of rockets
2. Very small time intervals are accurately measure by
A. White dwarfs
B. Quartz clocks
C. Atomic clocks
D. Pulsars
3. One kilometre is equal to how many miles?
A. 0.84
B. 0.5
C. 1.6
D. 0.62
4. kilohertz is a unit which measures
A. power used by a current of one ampere
B. electromagnetic radio wave frequencies
C. voltage
5. One horse power is equal to
A. 746 watts
B. 748 watts
C. 756 watts
D. 736 watts
ANSWERS:
1. Answer: Option C
2. Answer: Option C
3. Answer: Option D
4. Answer: Option B
5. Answer: Option A
A. speed of aeroplanes
B. speed of light
C. Stellar distances
D. speed of rockets
2. Very small time intervals are accurately measure by
A. White dwarfs
B. Quartz clocks
C. Atomic clocks
D. Pulsars
3. One kilometre is equal to how many miles?
A. 0.84
B. 0.5
C. 1.6
D. 0.62
4. kilohertz is a unit which measures
A. power used by a current of one ampere
B. electromagnetic radio wave frequencies
C. voltage
5. One horse power is equal to
A. 746 watts
B. 748 watts
C. 756 watts
D. 736 watts
ANSWERS:
1. Answer: Option C
2. Answer: Option C
3. Answer: Option D
4. Answer: Option B
5. Answer: Option A
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