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Physics

Physics
Which one type of radiation has the longest wave length

Radio Wave
Infrared
X-ray
Ultraviolet

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Physics
Which of the following is not a part of a CRT ?

Electron gun
Phosphor screen
Gas plasma
Shadow mask

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Physics
In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by

Pcosq cosa
Psinq cosa
Psinq sina
Pcosq sina

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Physics
Which of the following is not a valid conservation law of classical physics?

Law of conservation of current
Law of conservation of charge
Law of conservation of energy
Law of conservation of angular momentum

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Physics
The ''four stroke petrol engine' is based on

Carnot-cycle
Diesel-cycle
Otto-cycle
Boyle's-cycle

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Physics
What factors contribute to global winds?

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

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MORE MCQ ON Physics

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