Advertisements
Advertisements
प्रश्न
Is the motion of moon around the earth in circular path an accelerated motion?
Advertisements
उत्तर
Yes, it is an accelerated motion.
APPEARS IN
संबंधित प्रश्न
When do we say that work is done?
What are the two kinds of mechanical energy?
Name the force acting away from the centre of circular path.
What is the work done against gravity when a body is moved horizontally along a frictionless surface?
Write an expression for work done by a force depends?
If an electric bulb of 100 watt is lighted for 2 hours, how much electric energy would be consumed?
State the energy changes which take place when An electric bulb glows when it is connected to a source of electric current.
Give an example
Electrical energy changes to heat energy.
Look at the activity below. Reason out whether or not work is done in the light of your understanding of the term ‘work’.
A green plant is carrying out photosynthesis.
Force acting on a particle moving in a straight line varies with the velocity of the particle v as F = `K/v`, where K is a constant. The work done by this force in time t is
