Part A A small grinding wheel has a moment of inertia of 4.0x10-5 kg.m? What net...
A small grinding wheel has a moment of inertia of 4.0*10^-5 kg*m2 . What net torque must be applied to the wheel for its angular acceleration to be 150rad/s2 ?
Review | Constants An object's moment of inertia is 1.7 kg. m. Its angular velocity is increasing at the rate of 3.3 rad/s per second Part A What is the net torque on the object? Express your answer in newton-meters. 190 AED ? Nm Submit Request Answer
Chapter 8-Part 2 A large grinding wheel in the shape of a solid cylinder of radius 0.33 meter is free to rotate on a frictionless, vertical axle. A constant tangential force of 250 N applied to its edge causes the wheel to have an angular acceleration of 0,94 rad/s2. (a) What is the torque being applied to the wheel? (b) What is the moment of inertia of the wheel? ANS: (a) 82.5 Nm; (b) 87.8 kg-m2 A 2,000 kg Ferris...
3. An object has a moment of inertia equal to 6.0 kg.m. If the object's angular velocity increasing at the rate of 2.0 rad/s, what is the net torque acting on the object?
1. The pulley has a radius of 2.70 m and a moment of inertia of 39.0 kg·m2. The hanging mass is 4.20 kg and it exerts a force tangent to the edge of the pulley. What is the angular acceleration of the pulley? (answer needed in rad/s^2 2. A string is wound tight around the spindle of a top, and then pulled to spin the top. While it is pulled, the string exerts a constant torque of 0.150 N·m on...
Constant A grinding wheel 0.35 m in diameter rotates at 2500 rpm . Part A Calculate its angular velocity in rad/s. Express your answer using three significant figures. VALO * P o 2 ? rad/s Submit Request Answer Part B What is the linear speed of a point on the edge of the grinding wheel? Express your answer to two significant figures and include the appropriate units. I MÅ R o 2 ? | Value = Ulnits
a b and c please Att -0 a grinding wheel has an angular velocity of 26.0 rad/s. It has a constant angular acceleration of 25.0 rad/s until a circuit breaker trips at time t = 1.70 s. From then on, it turns through an angle 438 rad as it coasts to a stop at constant angular acceleration Part A Through what total angle did the wheel turn between t = 0 and the time it stopped? Express your answer in...
5. A wheel has initially an angular velocity of 2.5 rad/s, with a moment of inertia of 225 kg m? If a torque of 170 N-m torque acts on a wheel. How many revolutions complete the wheel in 3.0 ss?
A grinding wheel is a uniform cylinder with a radius of 8.30cm and a mass of 0.400kg . A) Calculate its moment of inertia about its center. Express your answer with the appropriate units. B) Calculate the applied torque needed to accelerate it from rest to 2000rpm in 6.00s if it is known to slow down from 1750rpm to rest in 56.0s . Express your answer with the appropriate units.
A wheel with a moment of inertia of 5 kg-m² is turning at an angular velocity of » = 25 rad/s. If the wheel is subject to a net torque of t= -0.75 N•m, how much time does the wheel take to come to a stop? A. 6.67 s B. 1.3 s C. 166.7 s D. 23.3 s E. 147.1 s