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Physics

Physics
Decibel is a term connected with :

Soil
Water
Air
Sound

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Physics
Water drops cannot stick to the oily surface due to

Surface tension
Cannot mix each other
Water is lighter than oil
Lack of adhesive force

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Physics
When hot liquid is poured into a thick glass tumbler, it cracks because glass :

Is a bad conductor of heat so only inner surface expands
Has high temperature coefficient of expansion
Has a very low specific heat
Has low temperature coefficient of expansion

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

Becomes double
Becomes zero
Becomes half
Remains the same

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Physics
In a freezer ice cubes will be formed more quickly in trays made of

Wood
Plastic
Rubber
Aluminium

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Physics
What is the gravity of moon as compared to the Earth

1/8 th of Earth
1/4 th of Earth
1/5 th of Earth
1/6 th of Earth

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MORE MCQ ON Physics

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