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Physics

Physics
In MRI machine, which one of the following is used?

X-ray
Magnetic wave
Sound wave
Ultra-sound wave

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Physics
Wind and solar energy are examples of

Renewable
Non renewable
Unsustainable
Limited

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Physics
When number of turns in a coil is trippled, without any change in the length of coil, its self inductance becomes?

Three times
Six times
Nine times
One–third

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Physics
Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ?

Stratosphere
Exosphere
Mesosphere
Ionosphere

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Physics
The minimum number of forces to keep a particle in equilibrium is

3
2
1
4

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Physics
Sound of frequency below 20 Hz is called

audio sounds
infrasonic
ultrasonic
supersonics

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MORE MCQ ON Physics

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