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Statement 1:

At the centre of earth, a body has centre of mass, but no centre of gravity

Statement 2:

Acceleration due to gravity is zero at the centre of earth

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True



Question ID - 54170 | SaraNextGen Top Answer

Statement 1:

At the centre of earth, a body has centre of mass, but no centre of gravity

Statement 2:

Acceleration due to gravity is zero at the centre of earth

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

At the centre of earth, . Therefore a body has no weight at the centre of earth and have no centre of gravity (centre of gravity of a body is the point where the resultant force of attraction or the weight of the body acts). But centre of mass of a body depends on mass and position of particles and is independent of weight

127 votes


127