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- A car weighing 12,500 N stalls from rest and accelerates to 83.0 km/h in 5.00 s. The friction force is 1350 N. Find the applied force produced by the engine.How much force is needed to push a block of wood(25kg)up an inclined plane (25degrees from horizontal) with a coefficient of friction of 0.31?answer in N.A block of weight 20 kg is to be lifted to a height of 2.1 m. a) what is the force required to lift it up vertically?
- A 35kg block is pushed with a force of 14.0 N across the floor. The force of friction is 2.0 N. Draw a FBD of the block. Calculate the net force acting on the block. Calculate the acceleration of the block. Calculate the coefficient of friction between the block and the floor.A 100-Ib box is suspended from two ropes that each make an angle of 40 0 with the vertical. Find the tension in the ropes.The cabinet has a mass of 100kg. It therefore has a normal force of _________ N and a friction force (on the horizontal plane) of __________ μ = 0.30
- A 3.0 kilogram object is placed on a frictionless, 25° incline. Determine the component of the object’s weight that is parallel to the incline. Determine the component of the object’s weight that is perpendicular to the incline.A volleyball player applies an average force of 9.9 N [33 degrees above the horizontal]. The force of gravity is 2.6 N [down]. Determine the net force?Question 2: #4 A construction crew would like to support a 1000 kg steel beam with two angled ropes as shown in Figure. Their rope can support a maximum tension of 5600 N. Is this rope strong enough to do the job?
- When a person weighing 359.0 N sits in a hanging chair, a giant spring suspending the load expand 8.1 cm. What is the spring constant?(Round to one decimal Place ex: 1253.3 cm)In this challenge, you ask you to consider the forces applied to the shoulder in the process of throwing objects underhanded, such as a softball or bowling ball. The question for this project is whether pitching a softball or throwing a bowling ball is more stressful to the human shoulder.A 10 ft piece of rope weighing 30 Ib is hanging from a 20 ft scaffolding, and a worker is pulling the rope to the top of the scaffolding. When 2 ft of rope has been pulled up, how much force must be exerted on the rope to counteract the force of gravity acting on the portion of the rope still hanging below the scaffolding? (Please type answer no wright by hend)