A stone is tied to a string and rotated at 6 m/s in a horizontal circle. The speed is then decreased to 2 m/s without changing the length of the string. The magnitude of the new acceleration of the stone is: Group of answer choices a. three times smaller b. nine times smaller c. three times greater d. nine times greater

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A: R = u2sin2θ/g θ=43.0° R = (19.4)2sin86°/9.81    = 376.36/9.81     = 38.364m

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Q: Actual Resistance (0) 10 (c) 20 Current (A) Voltage (V) (a) (b) 5 15 (d) (e)

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