A cable exerts a constant upward tension of magnitude 2.74 ✕ 104 N on a 2.40 ✕ 103 kg elevator as it rises through a vertical distance of 3.30 m. HINT (a) Find the work done by the tension force on the elevator (in J). (b) Find the work done by the force of gravity on the elevator (in J).
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- A block of mass m = 3.00 kg is pushed a distance d = 6.30 m along a frictionless horizontal table by a constant applied force of magnitude F = 16.0 N directed at an angle 0 = 21.0° below the horizontal as shown in the figure below. m (a) Determine the work done on the block by the applied force. (b) Determine the work done on the block by the normal force exerted by the table. (c) Determine the work done on the block by the force of gravity. (d) Determine the work done by the net force on the block. JA cable exerts a constant upward tension of magnitude 2.06 X 104 N on a 1.80 X 10³ kg elevator as it rises through a vertical distance of 4.10 m. (a) Find the work done by the tension force on the elevator (in J). (b) Find the work done by the force of gravity on the elevator (in J).A crate with a mass of 35.0 kg is pushed with a horizontal force of 150 N. The crate moves at a constant speed across a level, rough surface a distance of 5.30 m. (a) What is the work done (in J) by the 150 N force? J (b) What is the coefficient of kinetic friction between the crate and the surface?
- A cable exerts a constant upward tension of magnitude 2.26 ✕ 104 N on a 2.00 ✕ 103 kg elevator as it rises through a vertical distance of 4.30 m. Find the work done by the tension force on the elevator (in J). Find the work done by the force of gravity on the elevator (in J).A cable exerts a constant upward tension of magnitude 1.66 ✕ 104 N on a 1.40 ✕ 103 kg elevator as it rises through a vertical distance of 2.30 m. (a)Find the work done by the tension force on the elevator (in J). (b) Find the work done by the force of gravity on the elevator (in J).A cable exerts a constant upward tension of magnitude 2.70 ✕ 104 N on a 2.40 ✕ 103 kg elevator as it rises through a vertical distance of 2.90 m. HINT (a) Find the work done by the tension force on the elevator (in J). J (b) Find the work done by the force of gravity on the elevator (in J). J
- A tension force of 175 N inclined at 20.0 degree above the horizontal is used to pull a 40.0-kg packing crate a distance of 6.00 m on a rough surface. If the crate moves at a constant speed, find (A) the work done by the tension force and (b) the coefficient of kinetic friction between the crate and surface.A man returning from ice fishing trip pulls a sled with fish. Total mass of the sled and fish is 50.0 kg. (b) Suppose the coefficient of kinetic friction between sled and snow is 0.20. The man pulls the sled 5.0 m by exerting a force of 120 N at 0°. Find the work done by force of frictional.A person pulls a 26 kg package with a cord, on an icy path at constant velocity, on level ground. The cord makes a 20.0 degree angle with the ground. If the coefficient of friction between the package and the ground is 0.16, and the package moves for 120 m, (a) find the work done by the tension in the cord, and (b) the work done by the friction.
- A block of mass m = 4.00 kg is pushed a distance d = 2.50 m along a frictionless horizontal table by a constant applied force of magnitude F = 16.0 N directed at an angle θ = 28.0° below the horizontal as shown in the figure below. (a)Determine the work done by the net force on the block.A cable exerts a constant upward tension of magnitude 1.54 ✕ 104 N on a 1.20 ✕ 103 kg elevator as it rises through a vertical distance of 3.10 m. HINT (a) Find the work done by the tension force on the elevator (in J). J (b) Find the work done by the force of gravity on the elevator (in J). J