Physics
Which instrument is used to measure rotation speed of a motor?
Tachometer
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: 316
Units & Measurements
A physical quantity is generally defined as a quantity that can be:
Measured
Units & Measurements
What is the dimension of heat capacity?
[ML²T⁻²K⁻¹]
Modern Physics
Which particle mediates the strong nuclear force between nucleons inside the nucleus?
Pion (Pi-meson)
Heat
How does the Sun's heat reach the Earth?
Radiation
Heat
Which method of heat transfer requires a medium and involves actual physical movement of particles?
Convection