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Physics

Physics
Which Color has the Longest Wavelength?

White
Yellow
Red
Violet

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

Phosphor screen
Gas plasma
Shadow mask
Electron gun

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Physics
A microscope used in pathological laboratories forms

Magnified, virtual, erect image
Magnified, virtual and inverted image
Diminished, virtual and erect image
Diminished, real and erect image

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Physics
The working of a rocket is based on the principle of:

Conservation of angular momentum
Conservation of energy
Conservation of momentum
Conservation of mass

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Physics
Waves that are required for long distance wireless communication are

Radio waves
Ultraviolet rays
Infrared rays
Microwaves

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Physics
Optical fibre works on which of the following principle of light?

Reflection
Total internal reflection
Diffraction
Refraction

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MORE MCQ ON Physics

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