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Choose the correct alternatives. (i) A...

Choose the correct alternatives.
(i) Acceleration due to gravity increases/decreases with increasing altitude.
(ii) Acceleration due to gravity increases/decreases with increasing depth (assume the earth to be a sphere of uniform density.
(iii) Acceleration due to gravity is independent of the mass of the earth/mass of the body.
(iv)The formula `-GMm(1/r_2-1/r_1)` is more/less accurate than the formula mg `(r_2-r_1)` for the difference of potential energy between two points `r_2` and `r_1` distance away from the centre of the earth.

A

10 V

B

250 V

C

1000 V

D

2500 V

Text Solution

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The correct Answer is:
A
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Choose the correct alternative (a)Acceleration due to gravity increase/decrease with increasing altitude. (b) Acceleration due to gravity increase/decrease with increasing depth (assume the earth to be a sphere of uniform density). (c ) Acceleration due to gravity is independent of mass of the earth/mass of the body. (d) The formula - GM m ((1)/(r_(2)) - (1)/(r_(1))) is more/less accurate than the formula mg (r_(2) - r_(1)) for the difference of potential energy between two points r_(2) and r_(1) distance away from the centre of earth.

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