Question 1 Calculate the work done in lifting 200kg of water through a vertical height of 6 m? Question 2 Define the term work? Question 3 What is the S.I. unit of work? Question 4 Is work a scalar or a vector quantity? Question 5 Define 1 joule of work? Question 6 What are the quantities on which the amount of work depends? Question 7 What is the condition … [Read more...] about Work
centripetal force
Work
Gravitation
Question 1 State the universal law of gravitation? Question 2 Define gravitation constant? Question 3 What is the value of G on earth and on the moon? Question 4 Which force is responsible for the moon revolving round the earth? Question 5 Describe how the gravitational force between two objects depends on the distance between them? Question 6 What happen to the … [Read more...] about Gravitation
Equation of motion by graphical method
Question 1 What is meant by uniform circular motion? Question 2 A body goes around the sun with constant speed in a circular orbit.Is the motion uniform or accelerated? Question 3 A satellite goes around the earth in a circular orbit with constant speed.Is the motion uniform or accelerated? Question 4 Give examples of circular motion? Question 5 What is a … [Read more...] about Equation of motion by graphical method