what kinetic energy will it have 10.4 s later
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- The graph below is for a 30 kg.m2 object. a) Find the net torque. b) Find the angular displacement at t = 3.5 sA diver goes into a somersault during a dive by tucking her limbs. If her rotational kinetic energy is 102 J and her moment of inertia in the tuck is 8.3 kg-m², what is her rate of rotation during the somersault? W = 4.95 rad/s Express your answer here in rev/s: Wrev = rev/s Question Help: ReadCould I have help with this physics question?
- 9. A horizontal 800-N merry-go-round of radius 1.50 m is started from rest by a constant horizontal force of 50.0 N applied tangentially to the merry-go-round. Find the kinetic energy of the merry-go-round after 3.00 s. (Consider the merry-go-round to be a solid cylinder in determining its moment of inertia). Answer: 276 J5. A wheel is rolling along the ground with a translational velocity of 2.0m/s. If the wheel has a mass of 1.0 kg, a radius of 0.50m and a moment of inertia of 0.15 kg m2, what is its total kinetic energy? A) 2.0 J В) 3.2 J С) 2.3 J D) 2.6 J E) 1.2 JA wheel has a radius of 0.1m and a moment of inertia of 4.00 kg-m2 starts from rest and accelerates under a constant torque of 12.0 N-m for 4.00 s. a) What is the wheel’s rotational kinetic energy at the end of 4.00 s? b) How far has the wheel rolled at the end of 4.00s?