PhysicsEasy159×since 2002Q7235An object is allowed to fall from a height RRR above the earth, where RRR is the radius of earth. Its velocity when it strikes the earth's surface, ignoring air resistance, will beAgR2\sqrt{\frac{g R}{2}}2gRBgR\sqrt{g R}gRC2gR\sqrt{2 g R}2gRD2gR2 \sqrt{g R}2gRCheck answerSkip