A transport truck driving at a constant speed of 82.0 km/hr on a flat stretch of highway must produce 2,634 N of force to overcome rolling friction and air resistance.  How much horsepower is required from the engine under these conditions ?  Ignore any mechanical losses in the drivetrain.

Q: A box m = 99 kg is being pulled by a constant force F = 152 N at an angle of θ = 38 degrees. The…

A: The work done by a force to pull a body through a certain distance is given by W = F.s = Fscosθ,…

Q: A pile driver lifts a 400 kg weight and then lets it fall onto the end of a steel pipe that needs to…

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Q: A 15.1-kg box is being pushed from the bottom to the top of a frictionless ramp. When the box is…

A: Write the given values with the suitable variables. m=15.1 kgW=58 Ju=0 m/sv=1.50 m/s Here, m, W, u,…

Q: A weight lifter raises a 1067 N weight a vertical distance of 1.80 m in a time interval of 2.20 s.…

A: The work done is guven by ,W= Force × displacement in the direction of force .

Q: A 2,400-kg pile driver is used to drive a steel I-beam into the ground. The pile driver falls 4.80 m…

A: GIVEN:- Mass of pile driver = 2400 kg Hight by which pile driver falls before coming into contact…

Q: A pile driver lifts a 350 kg weight and then lets it fall onto the end of a steel pipe that needs to…

A: Given data: The mass, m=350 kg The height, h=1.5 m The distance, s=45 cm=0.45 m

Q: Problem 2: To reduce the power requirements on elevator motors, elevators are counterbalanced with…

A: according to the question, mass of elevator is 600kg mass of the counterbalance, m2 = 450kg m1 =…

Q: Problem 5: A horizontal force of magnitude 19.9 N pushes a box along a horizontal floor at a…

A: Given value--- force = 19.9 N. constant speed = 6.99 m/s. We have to find--- power ?

Q: Power P = Fv cos o. A car engine delivers 2.24 x 104 W to wheels when moving at a constant speed of…

A: F= 829.63NExplanation:If you have any problem let me know here in comment box for this thankyou.

Q: When an automobile moves with constant speed down a highway, most of the power developed by the…

A: Given: Power P = 196 hp = 196 * 746 W P = 146,216 W velocity v = 27 m/s

Q: A 2000-kg pile driver is used to drive a steel I-beam into the ground. The pile driver falls 10.00 m…

A: Given information:Mass of pile drive, mpd=2000 kgInitial distance of the driver(yid)=10+0.3=10.3…

Q: Some gliders are launched from the ground by means of a winch, which rapidly reels in a towing cable…

A: Write the given values with the suitable variables.Here, m, u, v, and d are the mass, initial speed,…

Q: A lift to raise a crate to height of 10.0 m is used. [1hp= 746 W] Explain how much work in N m is…

A: The work done by a system is obtained by taking the scaler product of the force and…

Q: Some gliders are launched from the ground by means of a winch, which rapidly reels in a towing cable…

A:

Q: Power of the Human Heart. The human heart is a powerful and extremely reliable pump. Each day it…

A: Given data:  Volume (V) = 7500 L = 7.5 m3  Time taken (t) = 1 day Height (h) = 1.6 m Density of…

Q: A 148 kg mass is raised 8.4 m in 12.3 s.  What is the power delivered? Use g=9.8

A: Determine the energy, E=mghE=1489.88.4E=12183.36J

Q: Calculate the power output in watts and horsepower of a shot-putter who takes 1.10 s to accelerate…

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Q: Calculate the power output in watts and horsepower of a shot-putter who takes 1.10 s to accelerate…

A: Total change in energy of the shot = Change in kinetic energy + Change in potential energy  1 hp =…

Q: An electric motor is rated to have a maximum power output of 0.79 hp. If this motor is being used to…

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Q: Power of the Human Heart. The human heart is a powerful and extremely reliable pump. Each day it…

A: Given: The volume of the blood is 7500 L. The height lifted to blood is 1.5 m. The density of the…

Q: A 1300-kg elevator carries a maximum load of 750 kg. A constant frictional force of 3000 N retards…

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Q: A chain is held on a frictionless table with one fourth hanging over the edge. If the chain has a…

A: