There is no situation in the universe when velocity is zero but a… - Vidyadip

Question

There is no situation in the universe when velocity is zero but acceleration is non-zero. [True/ False]

✓

Answer

True.Explanation:
Actually acceleration is rate of change of velocity. A body, when at rest, has zero velocity and since it is not moving or about to move so it's acceleration is also zero. When average velocity is zero then the average acceleration and instantaneous acceleration both are zero.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "true or false" from Motion→Motion — all question types→Science STD 9 question papers→Rajasthan Board STD 9 question papers→Rajasthan Board question paper generator→

Similar questions

For the following statements, write T for True and F for False.
J.J. Thomson proposed that the nucleus of an atom contains only nucleons.

Velocity of a body cannot be greater in magnitude than its speed. [True/ False]

Ships and submarines are designed on the basis of Archimedes Principle. [True/ False]

State true/ false. If false, correct the statement: “Earth exerts a greater force of attraction on apple than apple exerts on the earth.”

Kinetic energy + Potential energy = Mechanical energy. [True/ False]

Central vacuole occupies 10-20% of plant cell volume.

Movement of a substance from the area of low concentration to an area of high concentration is called diffusion.

Greater the mass less is the inertia of motion but greater is the inertia of rest. [True/ False]

State whether the following statement is true or false:
Milk is a pure substance.

Name one pair of liquids which can be separated by using a separating funnel.