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Physics

Physics
Which tube used to produce X-ray?

None of these
Roentgen
X-ray tube
Coolidge tube

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Physics
A microscope used in pathological laboratories forms

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

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Physics
A bimetal made copper and iron strips welded together is straight at room temperature. It is held vertically with iron strip towards left and copper strip towards right. If this bimetal is heated, it will

Bend towards right
None of these
Bend towards left
Remain straight

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Physics
A barometer is kept inside a bell jar. Air is slowly pumped out of the jar.

The bell jar breaks up
The mercury level starts falling
The mercury level starts rising
The mercury level does not change

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Physics
Which color deviates least when passing through a Prism

Green
Yellow
Red
Blue

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Physics
Which of the following are used for accurately measuring very small time intervals ?

Pulsars
Quartz clocks
Atomic clocks
White dwarfs

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MORE MCQ ON Physics

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