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Physics

Physics
Lakes freeze in cold countries in winter, leaving the water underneath at

4°F
0°C
4°C
0°F

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Physics
Surface tension in a liquid is due to :

Cohesive force between molecules
Gravitational force between molecules
Adhesive force betweenmolecules
Electrical force between molecules.

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Physics
The mass of a star is two times the mass of the Sun. How it will come to an end ?

White Dwarf
Red Giant
Black hole
Neutron Star

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Physics
The flux commonly used in brazing is

Zinc chloride
Ammonium chloride
Borax
Resin plus alcohol

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Physics
A ball is thrown vertically upward from the ground. It crosses a point at the height of 25 m twice at an interval of 4 seconds. The ball was thrown with the velocity of

36 m/s
18 m/s
25 m/s
30 m/s

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Physics
Quality of a musical note depends on

Amplitude of the wave
Harmonics present
Velocity of sound in the medium
Fundamental frequency

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MORE MCQ ON Physics

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