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Physics

Physics
Good conductor of electricity is

Graphite
Paper
Kerosene
Dry air

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Physics
The optical phenomenon that is primarily responsible for the observation of rainbow on a rainy day is

Interference
Reflection
Diffraction
Dispersion

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Physics
If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated?

Depends upon the metal
Increases
Decreases
Unchanged

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Physics
What is the process of conversion of solid state directly to gaseous state called?

Condensation
Evaporation
Distillation
Sublimation

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Physics
Optic fibres are used in :

CAT scans
Ultrasound scans
X-ray photos
Endoscopy

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Physics
When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force?

5.33 N
6.33 N
4.33 N
3.33 N

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MORE MCQ ON Physics

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