Find the mass of the worker
A worker stands still on a roof sloped at an angle of 35.4° above the horizontal. He is prevented from slipping by a static frictional force of 413 N. Find the mass of the worker.
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A 2.1 x 10^3 kg car starts from rest at the top of a driveway that's sloped at an angle of 20.0 degrees with the horizontal. An avg. friction force of 4.0 x 10^3 impedes the cars motion so that the cars speed at the bottom of the driveway is 3.8m/
An 9.00 {rm kg} point mass and a 14.0 {rm kg} point mass are held in place 50.0 {rm cm} apart. A particle of mass m is released from a point between the two masses 14.0 {rm cm} from the 9.00 {rm kg} mass along the line connecting the two fixed mas
While rearranging a dorm room, a student does 292 J of work in moving a desk 3.9 m. What was the magnitude of the applied horizontal force?
A flywheel having constant angular acceleration requires 4.60 {rm s} to rotate through 162 rad. Its angular velocity at the end of this time is 100 rad/s. Find the angular velocity at the beginning of the 4.60 s interval; the angular acceleration
What are 5 interesting facts about specific heat capacity? i have a write up due in tomorrow and want to spice it up a bit! thanks!
A 72 kg person sits on a 4.0 kg chair. Each leg of the chair makes contact with the floor in a circle that is 1.5 cm in diameter. What is the pressure exerted on the floor?
Use your favorite Internet search engine to find a recent headline news story in one of the following areas: local or national politics, economics, or business news.
A ball is dropped from height h , striking the ground ball rebounds to height h/2 . This process continues . Draw velocity - time graph
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