A stone tied to a string is whirled in a circle of radius with period

PHYSICS · Single correct · CBSE · Physics · System of Particles and Rotational Motion · System of Particles and Rotational Motion

Problem

A stone tied to a string is whirled in a circle of radius rr with period TT. The radius is doubled while the period is halved. How does the speed change? (a) It becomes half (b) It remains unchanged (c) It becomes four times (d) It becomes double

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