collegebound5759 collegebound5759

30-12-2022
Physics

Answered

An 80-kg man balances the boy on a teeter-totter asshown. What is the approximate mass of the boy? What,approximately, is the magnitude of the downward force exerted onthe fulcrum? Ignore the weight of the board.

Answer :

Other Questions

A charge Q exerts a 12 N force on another charge q. If the distance between the charges is doubled. of the force exerted on Q by q? what is the magnitude a) 3N

A boat is moving to the right on the surface of a lake. At one instant, the following forces are exerted on the boat: 120 N of thrust from the water on the boat

A Ferris wheel is a vertical, circular amusement ride with radius 8.5 m. Riders sit on seats that swivel to remain horizontal. The Ferris wheel rotates at a con

The _6_ -kg smooth cylinder is supported by the spring having a stiffness of kAB = 120 N/m. Determine the velocity of the cylinder when it moves downward s = _.

the pressure that a liquid exerts on the bottom surface of a container is the net result of individual moleculesin the liquid that collide with the surface. whi

a block with mass 3 kg is resting on a ramp inclined at an angle of 29 degrees to the horizontal. there is a frictional force between the block and the ramp as

A baseball is thrown from the roof of 20.8m-tall building with an initial velocity of magnitude 10.6m/sand directed at an angle of 57.3^\circabove the horizonta

Two blocks are connected by a string of negligible mass passing over a pulley. The pulley has radius R = 5. 00 cm and mass M = 11. 0 kg and can be modeled as a

Blocks a (mass 8.00 kg ) and b (mass 15.00 kg , to the right of a) move on a frictionless, horizontal surface. initially, block b is moving to the left at 0.500

A snowball rolls off a barn roof that slopes downward at an angle of 40 degrees . The edge of the roof is 14.0 m above the ground, and the snowball has a speed