General Science: Measurements

1. What is the unit for measuring the amplitude of a sound?

A. Decibel
B. Coulomb
C. Hum
D. Cycles


Answer: Option A



2.  Reading of a barometer going down is an indication of

A. snow
B. storm
C. intense heat
D. rainfall


Answer: Option D


3. Decibel is the unit for

A. speed of light
B. radio wave frequency
C. intensity of sound
D. intensity of heat


Answer: Option C



4. One fathom is equal to

A. 6 feet
B. 6 meters
C. 60 feet
D. 100 cm


Answer: Option A



5. Fathom is the unit of

A. sound
B. depth
C. frequency
D. distance


Answer: Option B



6. Light year is a measurement of

A. speed of aeroplanes
B. speed of light
C. Stellar distances
D. speed of rockets


Answer: Option C


7. Very small time intervals are accurately measure by

A. White dwarfs
B. Quartz clocks
C. Atomic clocks
D. Pulsars


Answer: Option C



8.  One kilometre is equal to how many miles?

A. 0.84
B. 0.5
C. 1.6
D. 0.62


Answer: Option D



9.  kilohertz is a unit which measures

A. power used by a current of one ampere
B. electromagnetic radio wave frequencies
C. voltage
D. electric resistance


Answer: Option B


10.  One horse power is equal to

A. 746 watts
B. 748 watts
C. 756 watts
D. 736 watts


Answer: Option A