Advertisements
Advertisements
Question
Define the term acceleration due to gravity? Write its S.I. unit.
Advertisements
Solution
The rate at which the velocity of a freely falling body increases is called acceleration due to gravity. Its S.I. unit is m/s2.
APPEARS IN
RELATED QUESTIONS
Fill in the following blank with suitable word :
The acceleration due to gravity on the moon is about ………………of that on the earth.
What is the force of gravity on a body of mass 150 kg lying on the surface of the earth? (Mass of earth = 6 x 1024 kg; Radius of earth = 6.4 x 106 m; G = 6.7 x 10-11 Nm2/kg2)
Name the force which wears away two surfaces as they move over one another.
For freely falling object we can write the Newton’s second equation of motion as …..
A force acts for 0.1 s on a body of mass 2.0 kg initially at rest. The force is then withdrawn and the body moves with a velocity of 2 m s-1. Find the magnitude of the force.
A car is moving with a uniform velocity 30 ms-1. It is stopped in 2 s by applying a force of 1500 N through its brakes. Calculate the following values : The retardation produced in car.
An object falling freely from rest reaches ground in 2 s. If acceleration due to gravity is 9.8 m s-2, then the velocity of object on reaching the ground will be
What force, in newton, your muscles need to apply to hold a mass of 5 kg in your hand? State the assumption.
The free fall of an object is possible only in ______.
Write scientific reasons.
The value of gravitational acceleration (g) is taken to be -g when studying the motion of an object thrown upwards in a straight line.
