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Science One Liner Questions with Answers

Practice exam-ready one liner questions for Science with quick answers for SSC, Railway, Banking and competitive exams.

Total Questions: 286

Units & Measurements

Which quantity can be measured directly?

Fundamental quantity

Units & Measurements

The dimensional formula [ML⁻¹T⁻²] represents which physical quantity?

Elastic modulus

Modern Physics

Who discovered the neutron?

James Chadwick

Modern Physics

If the neutron-to-proton (n/p) ratio in a nucleus equals 1, the nucleus is said to be:

Stable

Modern Physics

What is the antiparticle of an electron called?

Positron

Heat

Heat transfer in liquids and gases primarily occurs by which method?

Convection

Heat

How does the Earth's atmosphere get heated?

Convection

Physics Question and answer

Which quantity is measured in watts?

Power

Physics Question and answer

Which of the following is a scalar quantity related to motion?

Speed

Physics Question and answer

Which instrument is used to measure high temperature in industries?

Pyrometer

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