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Physics

Physics
Which type of radiation has the lowest penetrating ability?

Gamma
All of these
Beta
Alpha

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Physics
Which of the following is not reversible?

Seebeck effect
Thomson effect
Joule effect
Peltier effect

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Physics
A falling drop of rain water acquires the spherical shape due to

Atmospheric pressure
Surface Tension
Gravitational force
Viscosity

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Physics
What is the change in the angular momentum of a system as per the Law of Conservation of Angular momentum, if the total external torque acting is zero?

None of these
Becomes zero
Increases exponentially
Remains constant

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Physics
When a bar magnet is cut into two equal halves, the pole strength of each piece –

Remains the same
Becomes zero
Becomes half
Becomes double

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Physics
The frequency used in TV and radar system lies in

HF
VHF
UHF
SHF

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MORE MCQ ON Physics

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