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Physics

Physics
In SONAR which kind of wave is used?

Infrasonic
Radio
Ultrasonic
Audible sound

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Physics
Increased wind speed is accompanied by a reduced air ________

Humidity
Pressure
Density
Aridity

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Physics
Green house effect is the heating up of the Earth's atmosphere which is due to

The infra-red rays
G-rays
X-rays
The ultraviolet rays

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Physics
A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments

Depends on the speeds of various fragments
Depends on the total mass of all the fragments
Is zero
Is infinity

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Physics
Radio waves sent out by a radio stations are reflected by

Ionosphere
Stratosphere
Troposphere
Mesosphere

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Physics
Hot springs are heated geothermally by underlying

None of these
Mitula
Magma
Water

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MORE MCQ ON Physics

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