Test Academy | A stone is tied to one end of a spring 50 cm long is whirled in a horizontal circle with a constant speed. If the stone makes 10 revolutions in 20 s, what is the magnitude of acceleration of the stone. 493 cm/sec², 720 cm/sec², 860 cm/sec², 990 cm/sec²

Question

A stone is tied to one end of a spring 50 cm long is whirled in a horizontal circle with a constant speed. If the stone makes 10 revolutions in 20 s, what is the magnitude of acceleration of the stone.

Options :

493 cm/sec²
720 cm/sec²
860 cm/sec²
990 cm/sec²

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