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Physics

Physics
Longitudinal waves cannot travel through

Solid
Gas
Liquid
Vacuum

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Physics
When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as

Doppler effect
Echo
Resonance
Beats

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Physics
Fleming's right hand rule is used to find the direction of the

Actual current
Alternate current
Direct current
Induced current

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Physics
In the case of bodies falling under gravity which of the following remains constant at a given place?

Potential energy
All listed here
Acceleration
Kinetic energy

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Physics
Light from the Sun reaches us in nearly

2 minutes
4 minutes
16 minutes
8 minutes

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Physics
The strength of an electromagnet can be increased by

Increasing current supply
Increasing the number of turns
All of these
Increasing the length of the coiled wire

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MORE MCQ ON Physics

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