2.1 kg cylindrical grindstone of radius 8.0 cm is attached to a motor. he angular momentum of the grindstone after the motor is turned on is ven by L= (1.2 kg - m²/s)(1-e 0.050t), where t is in seconds. Part A What is the final rotation rate in rpm of the grindstone? Express your answer in revolutions per minute. |Π| ΑΣΦ Wfinal= Submit Part B Request Answer O T= T= (0.060 N-m)e-0.050t O Te What is the net torque applied to the grindstone, as a function of time t? =e=0.050t -0.050t O T (1.2 N-m) - e OT= (0.030 N-m)e-0.050t B Trad Submit Request Answer ? rpm
2.1 kg cylindrical grindstone of radius 8.0 cm is attached to a motor. he angular momentum of the grindstone after the motor is turned on is ven by L= (1.2 kg - m²/s)(1-e 0.050t), where t is in seconds. Part A What is the final rotation rate in rpm of the grindstone? Express your answer in revolutions per minute. |Π| ΑΣΦ Wfinal= Submit Part B Request Answer O T= T= (0.060 N-m)e-0.050t O Te What is the net torque applied to the grindstone, as a function of time t? =e=0.050t -0.050t O T (1.2 N-m) - e OT= (0.030 N-m)e-0.050t B Trad Submit Request Answer ? rpm
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