Adisk-shaped grindstone of mass 3.0 kg and radius 8.0 cm is spinning at 600 rev/min. after the power is shut off, a man continues to sharpen his axe by holding it against the grindstone until it stops 10 s later what is the average torque exertes by the axe on the grindstone?

10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!