Physics Question and answer
Which physical quantity depends on direction?
Velocity
Science One Liner Questions with Answers
Practice exam-ready one liner questions for Science. Each page includes quick answers, topic tags, and easy navigation for faster SSC, Railway, Banking, and other competitive exam revision.
Total Questions: 141
Physics Question and answer
Which instrument is used to observe tiny objects?
Microscope
Physics Question and answer
Which instrument is used to observe distant objects?
Telescope
Physics Question and answer
Which quantity is measured in joules?
Energy
Physics Question and answer
Which instrument measures gas pressure in a closed container?
Manometer
Units & Measurements
Joule is the SI unit of which quantity?
Energy
Units & Measurements
What is the SI unit of surface tension?
N m⁻¹
Units & Measurements
If the density of a substance is 8 g/cm³, what is its value in SI units?
8×10³ kg/m³
Units & Measurements
One Newton is equal to how many dynes?
10⁵ dyne
Units & Measurements
One Joule is equal to how many ergs?
10⁷ erg