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Physics

Physics
What apparatus is used to locate a submerged object?

Sonar
Pulsar
Radar
Quasar

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Physics
The size of gear is usually specified by

Circular pitch
Diametral pitch
Pitch circle diameter
Pressure angle

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Physics
Rate at which velocity changes over time?

Speed
Displacement
Jerk
Acceleration

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Physics
'Parsec' is the unit measurement of

Orbital velocity of giant stars
Astronomical distance
Density of stars
Brightness of heavenly bodies

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Physics
Atomic hydrogen has a life period of

One minute
A fraction of a second
One hour
One day

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Physics
The frequency of ultrasound wave is typically

Below 20 kHz
Above 20,000 kHz
Above 20 kHz
Below 02 kHz

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MORE MCQ ON Physics

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