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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.

The light used in optical fiber transmission is________?

A Dichromatic

B Monochromatic

C Pentachromatic

D None of these

Review Detailed Answer

Correct Answer: Monochromatic

The back emf of a motor which is just started is_________?

A Zero

B Maximum

C Minimum

D Optimum

Review Detailed Answer

Correct Answer: Zero

If the momentum of an object is increased twice, then what will be the kinetic energy?

A Twice

B Thrice

C Four times

D Sixteen times

Review Detailed Answer

Correct Answer: Four times

A body is falling freely under gravity. How much distance it falls during an interval of time between 1st and 2nd seconds of its motion, taking g=10 ?

A 15 m

B 20 m

C 5 m

D 25 m

Review Detailed Answer

Correct Answer: 15 m

A ball of mass 0.2 kg is thrown vertically upwards by applying a force by hand. If the hand moves 0.2 m while applying the force and the ball goes up to 2 in height further, find the magnitude of the force. Consider g = 10m/s 2

A 22N

B 16N

C 20N

D 4N

Review Detailed Answer

Correct Answer: 22N

Rainbow is seen after rain because of hanging molecules of water which act as __________?

A Lens

B Prism

C Mirror

D Slabs

Review Detailed Answer

Correct Answer: Prism

Field particle of Electromagnetic interaction is _________?

A Photon

B Meson

C Vector Boson

D Graviton

Review Detailed Answer

Correct Answer: Photon

Frequency is the inverse of __________?

A Velocity

B Stress

C Time Period

D Gravity

Review Detailed Answer

Correct Answer: Time Period

In addition to the daughter nucleus and an electron or positron, the products of a beta decay

A Neutrons

B Neutrino

C Alpha particle

D Proton

Review Detailed Answer

Correct Answer: Neutrino

Newton’s first law of motion gives the concept of _________?

A Energy

B Work

C Inertia

D Momentum

Review Detailed Answer

Correct Answer: Inertia

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Physics 914 MCQs [All-Courses]

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All Topics 914

The light used in optical fiber transmission is________?

The back emf of a motor which is just started is_________?

If the momentum of an object is increased twice, then what will be the kinetic energy?

A body is falling freely under gravity. How much distance it falls during an interval of time between 1st and 2nd seconds of its motion, taking g=10 ?

A ball of mass 0.2 kg is thrown vertically upwards by applying a force by hand. If the hand moves 0.2 m while applying the force and the ball goes up to 2 in height further, find the magnitude of the force. Consider g = 10m/s 2

Rainbow is seen after rain because of hanging molecules of water which act as __________?

Field particle of Electromagnetic interaction is _________?

Frequency is the inverse of __________?

In addition to the daughter nucleus and an electron or positron, the products of a beta decay

Newton’s first law of motion gives the concept of _________?