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Physics

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Physics is a core science subject that deals with the study of matter, energy, motion, force, heat, light, electricity, magnetism, and modern physics concepts. It plays a vital role in competitive exams such as PPSC, FPSC, NTS, OTS, KPPSC, BPSC, AJKPSC, CSS, and PMS, where questions test conceptual understanding, numerical problem-solving, and application of laws and formulas.

A vibrating plane

B polarization plane

C diffraction plane

D interference plane

A 100 watt

B 200 watt

C 300 watt

D 60 watt

A high power

B high voltage

C high current

D over heating

A IRt

B I2R

C I2Rt

D VIt

A watt

B horse power

C kilo watt

D kilowatt hour

A zero almost

B infinite almost

C no prediction at all

D may increase or decrease

A hyperbola

B ellipse

C parabola

D straight line

A negative charges

B positive charges

C both negative and positive charges

D neutral particles

A 12

B 24

C 5

D 1100

A increase with rise in temperature

B decrease with rise in temperature

C will remain same

D depends upon altitude of experimentation

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Physics

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Optical active crystals rotates the __________________?

Which one of the following bulbs has the least resistance ?

A fuse is placed in series with the circuit to protect against__________________?

Electrical energy is converted to heat at the rate of___________________?

Electrical energy is measured in___________________?

The resistance of a conductor at absolute zero (OK) is________________?

The graphical representation of Ohms law is___________________?

In liquids and gases the current is due to the motion________________?

An electric iron is marked 20 volts 500W. The units consumed by it in using if for 24 hours will be______________?

Resistance of a wire on increasing its temperature will_________________?