SaraNextGen Study App [2022-23]
Last Updated On 23-10-2022 - By Sara

A body weighs  newton at the surface of the earth. Its weight at a height equals to half the radius of the earth, will be

1)

2)

3)

4)


Question ID - 100386 :-

A body weighs  newton at the surface of the earth. Its weight at a height equals to half the radius of the earth, will be

1)

2)

3)

4)

1 Answer
5876 Votes
3537

Answer Key : (3) -

The value of acceleration due to gravity at a height   above the earth’s surface is given by  

where  is radius of earth.



Next Question :

A train of mass is moving on a circular tracke of radius ‘  with constant speed  The length of the train is half of the perimeter of the track. The linear momentum of the train will be

a)

0

b)

c)

d)


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