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Physics 914 MCQs [All-Courses]

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.

Electrical energy is measured in___________________?

A watt

B horse power

C kilo watt

D kilowatt hour

Review Detailed Answer

Correct Answer: watt

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

A zero almost

B infinite almost

C no prediction at all

D may increase or decrease

Review Detailed Answer

Correct Answer: zero almost

The graphical representation of Ohms law is___________________?

A hyperbola

B ellipse

C parabola

D straight line

Review Detailed Answer

Correct Answer: straight line

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

A negative charges

B positive charges

C both negative and positive charges

D neutral particles

Review Detailed Answer

Correct Answer: positive charges

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

A 12

B 24

C 5

D 1100

Review Detailed Answer

Correct Answer: 12

Resistance of a wire on increasing its temperature will_________________?

A increase with rise in temperature

B decrease with rise in temperature

C will remain same

D depends upon altitude of experimentation

Review Detailed Answer

Correct Answer: increase with rise in temperature

Three bulbs are rating 40W 60W and 100W designed to work on 220V mains. Which bulb will burn most brightly if they are connected in series across 220 V mains ?

A 40 W bulb

B 60 W blub

C 100 W blub

D all will burn equally brightly

Review Detailed Answer

Correct Answer: 40 W bulb

Internal resistance is the resistance offered by________________?

A source of EMF

B conductor

C resistor

D capacitor

Review Detailed Answer

Correct Answer: source of EMF

Which one is the best material for making connecting wires ?

A iron

B tungsten

C silver

D copper

Review Detailed Answer

Correct Answer: copper

Resistance of a super conductor is ______________________?

A finite

B infinite

C zero

D changes with every conductor

Review Detailed Answer

Correct Answer: zero

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Physics 914 MCQs [All-Courses]

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All Topics 914

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_________________?

Three bulbs are rating 40W 60W and 100W designed to work on 220V mains. Which bulb will burn most brightly if they are connected in series across 220 V mains ?

Internal resistance is the resistance offered by________________?

Which one is the best material for making connecting wires ?

Resistance of a super conductor is ______________________?