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Physics

Physics
In the atmosphere ultraviolet rays are absorbed by

Oxygen
Ozone
Nitrogen
Helium

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Physics
Which of the following was the first theory of superconductivity?

London theory
Resonating valence bond theory
Ginzburg Landau theory
Quantum field theory

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Physics
Find the acceleration (in m/s2) of a body which accelerates from 25 m/s to 30 m/s in 10 seconds

0.5
11
1
5.5

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Physics
Light from Sun reaches Earth in approximately

3 minutes
10 minutes
12 minutes
8 minutes

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

Becomes zero
Becomes half
Remains the same
Becomes double

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Physics
Safety fuse wire used in domestic electrical appliances is made of metal of low

Specific gravity
Resistance
Conductance
Melting point

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