Question

explain in brief

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Answer 1

Explanation:

T = 2π√l/g

as all things are same only G(eff.) will vary

so, T(A)/T(B) = √100/√50 = √2

Answer 2

Answer:

1:1

Explanation:

Time period only depends on L and g

not on mass or other factors

Here, L is constant. 1:1

and g is constant for a body at same distance from centre of earth....

so , time period is constant

no change