A 0.27 kg block of cheese lies on the floor of a 900 kg elevatorcab that is being pulled upward by a cable through distance d = 3.0m. If the normal force on the block from the floor has constantmagnitude FN = 4.1 N, how much work is done on the cab by the forcefrom the cable?

answers

watching

views

For unlimited access to Homework Help, a Homework+ subscription is required.

Related questions

A horizontal force of magnitude 37.7 N pushes a block of mass 3.67 kg across a floor where the coefficient of kinetic friction is 0.562. (a) How much work is done by that applied force on the block-floor system when the block slides through a displacement of 3.24 m across the floor? (b) During that displacement, the thermal energy of the block increases by 32.8 J. What is the increase in thermal energy of the floor? (c) What is the increase in the kinetic energy of the block?

A horizontal force of magnitude 30.9 N pushes a block of mass 4.38 kg across a floor where the coefficient of kinetic friction is 0.598. (a) How much work is done by that applied force on the block-floor system when the block slides through a displacement of 2.61 m across the floor? (b) During that displacement, the thermal energy of the block increases by 31.2 J. What is the increase in thermal energy of the floor? (c) What is the increase in the kinetic energy of the block?

An elevator cab of mass m= 250 kg is descending with an intialvelcioty of 2.0 m/s when its supporting cable begins to slip,allowing it to fall with constant acceleration a = g/10.

a) During the fall through the distance d = 24 m, what is the workW done on the cab by gravitional force F?

b) During the 24 m fall, what is the W done on the cab by the upwadpull T of the elevator cable?

Weekly leaderboard

Home

Homework Help 3,900,000

Physics 110,000

A 0.27 kg block of cheese lies on the floor of a 900 kg elevatorcab that is being pulled upward by a cable through distance d = 3.0m. If the normal force on the block from the floor has constantmagnitude FN = 4.1 N, how much work is done on the cab by the forcefrom the cable?

Related textbook solutions

Physics: Principles with Applications

Related questions

Weekly leaderboard