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Physics

Physics
The damage of the human body due to radiation (X-rays or grays etc,) is measured in :

Rems
Curie
Rads
Roentgen

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Physics
Optic fibres are used in :

CAT scans
Ultrasound scans
Endoscopy
X-ray photos

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Physics
A device which is used to limit the current in an electrical circuit is called a

Hub
Fuse
Conductor
Grid

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Physics
Rate of change of momentum is

Force
Velocity
Pressure
Area

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Physics
Velocity of sound in air does not change with the change of

Moisture content in air
Wind in the direction of propagation of sound
Pressure of air
Temperature of air

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Physics
The speed of light in air is

3 × 108 m/s
8 × 103 m/s
3 × 10–8 m/s
Infinity

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MORE MCQ ON Physics

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