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Physics

Physics
Energy of Ultraviolet rays is great than

Infrared rays
Gamma rays
Cosmic rays
X-rays

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Physics
A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height?

5.41 sec
4.65 sec
3.44 sec
2.87 sec

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Physics
In beta decay what is emitted

Neutron
Proton
Electron
All of these

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Physics
The freezing point of fresh water is ________ .

4°C
5°C
3°C
0°C

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Physics
In AC circuits, AC meters measure

Peak values
Mean values
Mean square values
Rms values

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Physics
The device which transfer the signal from low resistance region to high resistance region is

Inductor
Capacitor
Diode
Transistor

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MORE MCQ ON Physics

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