The escape velocity of a projectile on the earth’s surface is 11.2 kms^−1. A body is projected with thrice this speed from t

The escape velocity of a projectile on the earth’s surface is 11.2 kms⁻¹ . A body is projected with thrice this speed from the earth’s surface, then the speed of body far away from the earth is

(a) 22.4/√2 km s^-1

(b) 31.68 kms^-1

(d) 31.68 kms^-1

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The escape velocity of a projectile on the earth’s surface is 11.2 kms^−1. A body is projected with thrice this speed from the earth’s surface,

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