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Physics

Physics
When does land breeze occur?

Winter
Fall
Both A & B
Hot summer

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Physics
What factors contribute to global winds?

All of these
Coriolis Effect
Convection Cells
Uneven warming of the earth by the sun

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Physics
In the atmosphere ultraviolet rays are absorbed by

Oxygen
Nitrogen
Helium
Ozone

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Physics
Which one of the following ray has minimum wavelength

Gamma ray
Cosmic ray
X-rays
Utraviolet ray

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Physics
Which tube used to produce X-ray?

Roentgen
Coolidge tube
X-ray tube
None of these

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Physics
Period of oscillation of 3 cm microwaves in seconds is

1 × 1010
1 × 10–10
0.001
0.01

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MORE MCQ ON Physics

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