मराठी
महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

I) If G = Gm/R2 Then Where Will the Value of G Be High at Goa Beach Or on Top of Mount Everest?

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प्रश्न

i) If g = GM/r2 then where will the value of g be high at Goa Beach or on top of Mount Everest? 

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उत्तर

Goa beach.

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2018-2019 (March) Balbharati Model Question Paper Set 2

संबंधित प्रश्‍न

What is the acceleration of free fall?


A ball is thrown vertically upwards with a velocity of 49 m/s. Calculate

  1. the maximum height to which it rises.
  2. the total time it takes to return to the surface of the earth.

A stone is thrown vertically upward with an initial velocity of 40 m/s. Taking g = 10 m/s2, find the maximum height reached by the stone. What is the net displacement and the total distance covered by the stone?


A stone is allowed to fall from the top of a tower 100 m high and at the same time another stone is projected vertically upwards from the ground with a velocity of 25 m/s. Calculate when and where the two stones will meet.


A ball thrown up vertically returns to the thrower after 6 s. Find

  1. the velocity with which it was thrown up,
  2. the maximum height it reaches, and
  3. its position after 4 s.

Fill in the following blank with suitable word :

The acceleration due to gravity on the moon is about ………………of that on the earth.


Name the force which pulled the apple off Isaac Newton’s tree.


Name the force which stops you falling through the floor.


An object thrown vertically upwards reaches a height of 500 m. What was its initial velocity? How long will the object take to come back to the earth? Assume g = 10 m/s


What will be the weight of a person on earth, who weighs 9N on the moon?


A metal ball of mass 5 kg falls from a height of 490 m. How much time it will take to reach the ground? (g = 9.8 m/s2)


The value of acceleration due to gravity of earth :


The total energy of an object falling freely towards the ground ______.


What is the acceleration due to gravity?


Explain why:
Objects fall to the earth.


The free fall of an object is possible only in _______.


Write scientific reason.

When we drop a feather and a stone at the same time from a height the stone reach the earth faster than a feather.


Write acceleration due to gravity value on the surface of Earth.


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