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Physics

Physics
An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of :

2750 J
110 J
110 J
275 J

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Physics
Point A is at a lower electrical potential than point B. An electron between them on the line joining them will

Move towards B
Move at right angles to the line joining A and B
Remain at rest
Move towards A

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Physics
The magnifying power of an astronomical telescope can be decreased by

Decreasing the focal length of the eyepiece
Increasing the focal length of the objective
None of these
Increasing the focal length of the eyepiece

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Physics
Fleming's right hand rule is used to find the direction of the

Direct current
Alternate current
Induced current
Actual current

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Physics
If lift is going up with acceleration, the apparent weight of a body is

More than the true weight
Equal to the true weight
May be more or less than true weight
Less than the true weight

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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

None of these
Remain straight
Bend towards left
Bend towards right

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