Download App

Motion — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceMotion1 Mark
Question
Uniform circular motion is called continuously accelerated motion mainly because its:
✓

Answer

  1. Direction of motion changes
Explanation:
An accelerating body is an object that is changing its velocity.
And since velocity is a vector that has both magnitude and direction, a change in either the magnitude or the direction constitutes a change in the velocity.

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 "M.C.Q. [1 M]" from Motion→Motion — all question types→Science STD 9 question papers→Rajasthan Board STD 9 question papers→Rajasthan Board question paper generator→

Similar questions

Voluntary muscles are found in:
→
During any chemical change, the total mass of the products is equal to the total mass of reactants. This is a statement according to:
→
When an object falls freely towards the earth, then its total energy:
→
A body suffers retardation of $1ms^{−2 }$ means:
→
An object is released from a balloon rising up with a constant speed of $2\ ms^{−1}.$ Its magnitude of velocity after $1$ s in $ms^{−1}$ is:
→
The force needed to produce an acceleration of $6\ m/ s^2$ in a ball of mass $4\ kg$ will be:
→
When we say 'sound travels in a medium' we mean:
→
Sound travels in air if:
→
The mass of moon is about 0.012 times that of earth and its diameter is about 0.25 times that of earth. The value of G on the moon will be:
→
Which of the following is not an example of acceleration:
→