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
In which of the following cases is work being done:
- A boy pushing a heavy rock
- A boy climbing up the stairs
- A coolie standing with a box on his head
- A girl moving on the road.
When is work said to be done by a force?
Explain degradation of energy by taking two examples of your daily life.
The velocity of a car increases from 54 km/hr to 72 km/hr. How much is the work done if the mass of the car is 1500 kg?
Ravi applied a force of 10 N and moved a book 30 cm in the direction of the force. How much was the work done by Ravi?
Name the force acting away from the centre of circular path.
A man carrying a suitcase in his hand is walking horizontally. What is the work done against gravity?
In what way does an ‘Ideal machine’ differ from a ‘Practical machine’?
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.
