If a force of 1000 N moves a 40-m object in a time of 5.0, find the power generated by this force. Use proper formulas to solve this question.

Q: 2. A boy pushes on a pig with a force F = 490 i + 230j N, giving the pig a displacement d = 1.77i+…

A: Given-   Force F=490 i+230 j NDisplacement d=1.77i+1.90j m

Q: A 1,505 kg car starts at rest and speeds up to 4.2 m/s with a constant acceleration. If the car…

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Q: During a long-distance race, a runner weighing 60.6 kg travels at a speed of 3.10 meters per second.…

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Q: A forklift applies 2020 N of force to lift items a distance of 2.5 m in 2.8 s. What is the power…

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Q: A force of F = 159 N pulls a mass of 15 kg a distance of x = 4.8 m. How much work is done by the…

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Q: If your mother ask you to lift a 1 sack of rice and bring it home with a speed of 10km/hr for…

A: Work is said to be done when force applied on an object produces motion in  the object in the…

Q: Compute the kinetic energy of 1200kg automobile traveling at 20km/hr.

A: Given, Mass of automobile,m=1200 kg Speed, v=20 km/h=5.5 m/s

Q: A (6.40x10^1) kg woman runs up a flight of stairs in 5 s. Her net upward displacement is 5 m. What…

A: Given data:  Mass (m) = 6.40×101 kg Time (t) = 5 s Height (h) = 5 m Required: Power (P)

Q: A force of F = 151 N pulls a mass of 15 kg a distance of x = 3.3 m. How much work is done by the…

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Q: A car could accelerate from rest to 60 mi/hr (27 m/sec) using a 302 V8 in a time of 1.2 sec.  If the…

A: solution

Q: Find the power generated If a 750 N force causes an object to reach a final velocity of 32 m/s?

A: Given, Force = 750 N  Final velocity = 32 m/s  We know that power generated = force×velocity

Q: Suppose an automobile has a kinetic energy of 2000 J. When it moves with three times the speed, what…

A: The kinetic energy of an object is calculated by using the formula E=12mv2 , where m is the mass of…

Q: A rock with a mass of 2.40 kg is moving with velocity (6.40î − 2.40ĵ) m/s. What is the…

A: 1) Determine the kinetic energy of the rock.

Q: What average power is needed to lift a 65-kg vendor vertically upward at a uniform speed of 0.44…

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Q: Ahmed carrying a weight of 50 N walks a distance of 2m as shown in figure. The work done by him is…

A:

Q: If a 75 kg runner can accelerate from standing start to a speed of 10 m/s in 3 seconds, how much…

A: Since the runner starts from a standing position, the initial velocity of the runner is u=0 m/s.…

Q: The three ropes shown in the bird's-eye view of the figure are used to drag a crate 2.9 m across the…

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Q: A 62.6 kg runner has a speed of 5.10 m/s at one instant during a long-distance event. How much net…

A: We know:

Q: Suppose your mass is 83.5 kg and you climb 40 stairs of height 18 cm in 16.0 s. What is your power…

A: (given)                             Mass = 83.5 kg                           Total distance =…

Q: O (S): A 50-N force is the only force on a 2-kg object that starts from rest. When the force has…

A: Given: Force = 50 N Mass of the object =2 kg Distance =2 m v0=0 General equation of motion: v2= v02…

Q: A carpet which is 6 meters long is completely rolled up. When xx meters have been unrolled, the…

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Q: If a ski lift raises 100 passengers averaging 660 N in weight to a height of 150 m in 60.0 s, at…

A: Given information: Here, mg is the average weight of the passenger, h is the height attained by the…

Q: How much work is done by the boy pulling his sister 30.0 m in a wagon as shown? Assume no friction…

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Q: A 3.00-kg object has velocity (6.00i− 2.00j) m/s. (*) What is its kinetic energy at this moment?…

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Q: car (120 kg) accelerates from the rest to 25 m/sec in 11 sec, what is the value of the generated…

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Q: 11. A ball weighing 20 N is dropped from rest from a height of 8 meters above the ground. Assuming…

A: Total mechanical energy is the sum of kinetic energy and potential energy.

Q: If 39000 J of work is done on a 520 kg object to accelerate it from rest, then use the Work-Energy…

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Q: A stone with a mass of 2.40 kg is moving with velocity (5.20î – 1.80ĵ) m/s. (HINT: v2 : () What is…

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Q: What is the average power must produce to accelerate car with 1500 kg from rest to the speed 30…

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Q: In climbing up a rope, a 62-kg athlete climbs a vertical distance of 5.0 m in 9.0 s. What minimum…

A: Given Data: The mass of an athlete is m=62 kg The vertical distance is, d=5 m The time required to…

Q: A weight lifter raises a 1093 N weight a vertical distance of 1.80 m in a time interval of 1.95 s.…

A:

Q: A 33.00 kg block starts from rest at the top of a 23.0 m long 30.0° incline. Its kinetic energy at…

A: Working formula Work done by friction=Potential energy of the block at the top - Kinetic energy of…

Q: For exercise, an athlete lifts a barbell that weighs 400 N from the ground to a height of 2.20 m at…

A: In this question we are given that an athlete lifts a barbell that weighs 400 N from the ground to a…

Q: A force of 200 N displaces a body by 4 m, calculate the work done (in J). A) 40 B) 500 C) 80 D) 800

A: Given Data: The force applied is, F = 200 N. The displacement happened is, s = 4 m. The work is…

Q: What is the kinetic energy of a 12 000 kg truck moving at a speed of 25 m/s? Select one: a. 3.8 x…

A: We know Kinetic energy is given by : K.E.=12mv2 And Given : m=12000 Kg v =25 m/s

Q: What is the average power needed to move a 1000 kg car from rest in 7 seconds at a rate of 4 m/s^2?

A:

Q: A truck weighing 3.0 x 10^4 newtons was driven up a hill that is 1.6 x 10^3 meters long to anarea…

A: Weight of the truck  W = 3×104 N The weight is a measure of the force of gravity acting on the…

Q: A 1080 kg car accelerates at a rate of 2.1 m/s/s over a distance of 18 meters. How much work was…

A: Given, mass of the car, m = 1080 kg acceleration of the car, a = 2.1 m/s2 distance traveled, d = 18…

Q: A car's engine generates 80000 W of power as it exerts a force of 6000 N. How long does it take the…

A: Given: The power of the engine is 80000 W. The force exerted by the engine is 6000 N. The…

Q: To pass a slow-moving truck, you want your fancy 1.30 * 103@kg car to accelerate from 13.4 m>s…

A: Let E1 and E2 denote the initial and final kinetic energy of the car, E denote the change in kinetic…

Q: Compute for the gravitational potential energy of a 60.0 kg mountaineer who is 500 m above the…

A: Given data: Mass (m) = 60.0 kg Height (h) = 500 m Required: Gravitational potential energy

Q: A small motor runs a lift that raises a load of bricks weighing836 N to a height of 10.7 m in 23.2…

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Q: How do I set this problem up? What average power does a weightlifter need to lift 225 lb a distance…

A: The average power is given as                                   P = W/t where W is the work done and…

Q: A medical student pushes a 30-kg carton of books across the floor of her dormitory at constant speed…

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Q: How much work is required to throw a ball with a mass of 0.23 kg 30.0 m/s? Assume the ball starts…

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Q: How far does a shopping cart travel if you do 650 J of work on it while the wheels exert 25 N of…

A: work done (w) = 650 JoulesFrictional force = 25 N

Q: A woman uses a pulley and a rope to raise a 20 kg weight to a height of 2 m. If it takes 4 s to do…

A: mass, m = 20 kg  height, h = 2 m  time, t = 4s  The formula for energy is  E = m g h  The power is…