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 1000 Kg truck has a power output of 40. 0 kilo watts. Find the time (seconds) needed to accelerate…

A: The truck’s power can be given as, Here, W and t represent the work and time, respectively. The…

Q: A 1000 Kg truck has a power output of 40. 0 kilo watts. Find the time (seconds) needed to accelerate…

A: Mass of truck, M=1000kg Mass of load, m=100kg Initial speed of truck, u=40m/s Final speed of truck,…

Q: A transport truck driving at a constant speed of 84.6 km/hr on a flat stretch of highway must…

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Q: Fapp = 120 N m = 30.0 kg f = 5.00 N d = 0.800 m

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Q: A horse can provide sufficient power to pull a wagon with a 200 N force at a steady 3.0 m/s. Suppose…

A: Given data: Force (F1) = 200 N Velocity (v1) = 3.0 m/s New force (F2) = 300 N Required: Speed of the…

Q: 1.0x10^2 watts of power produces 7.2x10^2 J of work in_____ seconds a. 7.2 b. 7.2x10^4 c. 0.14 d.14

A: Given, Power=P=1.0x102 Watt Work =W=7.2 x102 J Let time be T power is defined as rate of doing work,…

Q: Question 17 (5 points) Marisa pushes a 1.635 kg book across a table, accelerating it at a rate of…

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Q: A chauffeur driving a 1200-kg car increases her speed from 30 m/s to 40 m/s in 5 s. Determine the…

A: Power is defined as the work done per unit time: P = work donetime The work done to increase the…

Q: A transport truck driving at a constant speed of 83.7 km/hr on a flat stretch of highway must…

A: Given,  Speed of truck, v = 83.7 km/h Force required to overcome friction, F = 2,893 N Power…

Q: A motor having a power rating of 500 W is used to lift an object weighing 100 N. How much time does…

A: Given data:  Power, P = 500 W   Weight, W = 100 N   distance, d = 10 m

Q: A train weighs 16,000 KN. The train resistance is constant at 96,000 N.If 6000 hp are available to…

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Q: A car with the mass 1500 kg 5 pc accelerated from rest to a speed of 30 m/sec in a time 10 sec. what…

A: Mass = m = 1500 kg Initial velocity = u = 0 m/sec Final velocity = v = 30 m/sec Time = t = 10 sec.…

Q: what is the power required for a 55 kg student to run up a set of stairs that has a height of 20 m…

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Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Given:At x = 0u = 0.450 m/sMass of object, m = 3 kg

Q: An advertisement claims that a certain 1,200-kg car can accelerate from rest to a speed of 25 m/s in…

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Q: If a 1.5 kg chicken is running with a speed of 10.0 m/s, its kinetic energy is:   Question 19…

A: Given data:  Mass (m) = 1.5 kg Speed (v) = 10.0 m/s Required: Kinetic energy

Q: A transport truck driving at a constant speed of 83.3 km/hr on a flat stretch of highway must…

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Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Given,

Q: A transport truck driving at a constant speed of 87 km/hr on a flat stretch of highway must produce…

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Q: A 900-kg car cruising at a constant speed of 60 km/h is to accelerate to 100 km/h in 4 s. The…

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Q: A 710 kg car drives at a constant speed of 23 m/s.  It is subject to a drag force of 434 N.  What…

A: SOlution: Given that m = 710 kg v =  23 m/s Fdrag = 434 N slope of 2.0°

Q: Find the force required to accelerate an electron (m = 9.11 × 10-31 kg) moving along the x axis from…

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Q: A bike traveling on a straight and flat stretch of track must over come 1 kN of resistance to…

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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: Q45) A 8 kg box is moving horizontally at 6 m/s. To change its speed to 10 m/s, the net work done on…

A: Given a box of mass m=8 kg which is moving horizontally with a velocity of v1= 6 m/sec. Its speed is…

Q: How long will it take a 7.08 hp motor to lift a 250 kg beam directly upward at constant velocity…

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Q: 3) 60° A man of mass 50 kg moving up an inclined plane pulls a block of mass 25 kg with constant…

A: Scenario - Man of certain mass pulls up a box of certain mass against gravity and friction. Given :…

Q: A 2000 kg car with a 250 HP (1.865 X 105 W) engine accelerates from rest. If all the engine’s power…

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Q: The gravitational potential energy stored in a box of weight 150 kgf is 1.5* 104 J. Find the height…

A: Write the given values with the suitable variables. W=150 kgf=150×10 NP=1.5×104 J Here, W is the…

Q: The elevator of a large building is to raise a net mass of 400 kg at a constant speed of 12 m/s…

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Q: The loaded cab of an elevator has a mass of 4.70 x 10° kg and moves 233. m up the shaft in 21.0 s at…

A: Given: The mass of the elavator is 4.7x103 kg. The displacement of the elevator is 233 m vertically.…

Q: 2000 pound truck is driving at a constant velocity of 35 miles/h. How much power (in hp) is needed…

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Q: A particle, mass 8 kg, moves along the y axis with a speed of 3.3 m/s. It experiences a force of 16…

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Q: If a car generates 15.6 hp when traveling at a steady 96.1 km/hr, what must be the average force…

A: Steady velocity or uniform velocity is the velocity of an object moving without any acceleration ,…

Q: How much total mechanical work does a weightlifter do in 10 repetitions of lifting (and lowering)…

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Q: Engine A accelerated Car A from rest to 60.0 m/s in 20.0 s. Engine B accelerated Car B from rest to…

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Q: A 2000 kg car with a 250 HP (1.865 X 105 W) engine accelerates from rest. If all the engine’s power…

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Q: Consider a 1,499.74-kg car cruising at constant speed of 73.89 km/h. Now the car starts to pass…

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Q: If a plane has a mass of 1.3 x 106 kg, and if its speed is 1.5 x 102 m/s, what is its kinetic…

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Q: A chauffeur driving a 1200-kg car increases her speed from 30 m/s to 40 m/s in 5 s. Determine the…

A: The rate of doing work is called work done. According to the work energy theorem, the work done is…

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Area under force-displacement graph will give the work done.Area under graph from x=0 m to x=5 m is,

Q: How long does it take for a forklift with a useful power output of 980 watts, to raise a 100-kg…

A: Given data: Power (P) = 980 watts Mass (m) = 100 kg Height (h) = 2.0 m Required:  Time (t)

Q: A block of mass ?=353 gm=353 g is dragged with a string across a rough horizontal table. The string…

A: The expression for the power is given by,

Q: What amount of work should be performed to make a moving body with a mass of 6 kg if increase its…

A: Mass of body = m= 120 kg Initial velocity of mass = v1 = 3 m/s Final velocity of mass = v2 = 7 m/s…

Q: A 1000 kg car is travelling on a road with friction coefficient 15%. How much is the engine power…

A: Data Given ,  Mass of the car ( m ) = 1000 kg Friction coefficient ( µ ) = 0.15  Velocity ( v ) = 15…

Q: 13. much work is done by a shopper in pushing her grocery cart by a force of 55 N through a distance…

A: Force applied = 55N Distance covered by cart = 80cm

Q: A motorbike engine can develop a power of 90000 W in order to keep a constant velocity of 30 m/s.…

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