Question

A) Identify the kind of motion in the following cases. 2ii. A car moving with a constant speed turning around a curve. iii. An electron orbiting around the nucleus.B) An artificial satellite is moving in a circular orbit of radius 36000 km. Calculate its speed, if it takes 24 hours to revolve round the earth.

Answer 1

Uniform circular motion.
Speed=distance / time
=36000km/ 24 hrs
=3000km/2hrs
=1500km/hr...

Answer 2

Answer :-

Uniform circular motion,

Speed= distance / time

=36000km /24hrs

=3000km /2hrs

=1500km /hr