The gravitational field due to a mass distribution is I = K/x^3 in the x-direction (K is a constant). Taking the gravitational potential to be zero at infinity, its value at a distance x/√2 is:

Q: The gravitational field due to a mass distribution is I = K/x^3 in the x-direction (K is a constant). Taking the gravitational potential to be zero at infinity, its value at a distance x/√2 is:

(a) K/x

(b) K/2 x

(c) K/x2

(d) K/2x2

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Ans: (c)