Question

A particle moves on a circle
of radius 5m with a constant
speed of π/4 m/s. Calculate:
1) distance travelled in 20 s.
2) displacement in 20 s.
3) average speed in 20 s.
4) average displacement in
20 s.
5) what can be said about
instantaneous speed.
6) Is instantaneous velocity
of particle constant?​

Answer 1

Explanation:

11th

Physics

Motion in a Plane

Uniform Circular Motion

A particle is moving on a c...

PHYSICS

A particle is moving on a circular path of radius 5 m with uniform speed 10 ms

−

1 from point A to B. The magnitude of average velocity of particle in moving from A to B is

1304304

HARD

Share

Study later

ANSWER

Ref . Image.

i) = change in velocity = 5+5 = 10 m/s.

Time required to distance covered =

5

πr

=

5

5π

=π

(in semicircle)

Average acceleration =

time

changeinvelocity

=

π

10

m/s

2

solution