what is the kinetic energy in joules of a 1120-kg automobile traveling at 88 km/h?   2. how much work would have to be dont to bring a 1120-kg automobile traveling at 88 km/h to a stop?   3. A student throws a 0.170-kg ball straight upwards to a height of 5.00 m. How much work did the student do?

Q: An 80 kg man is jogging at a velocity of 4 m/s. What is his kinetic energy?

A: Given data:  Mass (m) = 80 kg Velocity (v) = 4 m/s Required: Kinetic energy

Q: A Car of 1100 kg mass changes the speed from 4 m/s to 6m/s. What is the work done ( in Joules) by…

A: Work done can simply be said to be the displacement that happens due to the application of a force.…

Q: A 1000kg car is travelling at 15m/s on the motorway. Calculate the work done (change in energy) when…

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Q: A boy lifts a 100 N rock 1 m high. What work does he do in Joules? In ergs? The boy has to exert a…

A: Given  weight of rock(w)=mg=100 N height(h)=1 m Required work done(w)=?

Q: A filled moving box is being pushed out of an apartment to the car with a force of 175N over 5m.…

A: Given data:          Applied force =175 N Total displacement = 5 m Write the equation for the work…

Q: A 100 kg gymnast comes to a stop after tumbling. If her feet do 5,000 J of work to stop her, her…

A: Given: The mass of the object is 100 kg. The final speed of the object is 0 m/s. The work done is…

Q: image

A: Hey, there are multiple questions posted; we are authorized to answer one question at a time, since…

Q: You toss a 0.10-kg ball straight up at a speed of 2.0m/s. How much work is done by gravity when the…

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Q: . A 6N force acts on a 5kg mass over a distance of 3m. What is the work done on the object? If the…

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Q: A baseball weighing 0.143kg is thrown at 90 miles per he. what is its kinetic energy? step by step…

A: Given Mass of the ball (m) = 0.143 kg Speed (v) = 90 miles/hr                    =( 90× 1609.344…

Q: An 8.0-g bullet has a speed of 370 m/s. a. What is its kinetic energy? KE = J b. What is its kinetic…

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Q: A weight lifter lifts a 340-N sat of waights from ground level to a position over his head, a…

A: The workdone in lifting the object.given,weight of object(w)=340 Nvertical height(h)=2.35 m

Q: Eric drops a 4.07 kg water balloon that falls a distance of 17.69 m off the top of a building. What…

A: mass= m =4.07 kg distance = S = 17.69 m initial velocity = V0= 0 m/s final velocity = V = ?

Q: A batter hit a 0.145kg baseball straight upward with an initial speed of 25.0m/s. How much work has…

A: concept

Q: A 1000 kg car has a velocity of 17m/s. What is the car's kinetic energy?

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Q: A worker pushes a 30kg crate along a 53degree incline, with respect to the horizontal. The worker…

A: The crate is being pushed by the worker up the incline, with an applied force of 307.36 N, to a…

Q: A 40 kg runner is initially jogging at 1.5 m/s.  She exerts a net 20 N force for 4 m to speed up.…

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Q: An 80.0 kg student runs up a flight of stairs that is 8.0 m tall. How much work have they done going…

A: The mass of the student is m = 80 kg. The height of the flight of staircase is h = 8.0 m

Q: A large box is pushed with a force of 30O N over a distance of 4m in 8 seconds. How much WORK has…

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Q: A baseball with a mass of 0.150kg is tossed upward with a speed of 42.0m/s. Taking the launch point…

A: When the ball is at its maximum height than its velocity in vertical direction is zero. Apply the…

Q: 4. A crate weighing 50kg requires 100N of force to slide it along a level floor. How much work is…

A: Given: m=50kgF=100 Npulled d = 10mlifted h = 10m

Q: A weight lifter lifts a 340-N set of weights from ground level to a position over his head, a…

A: The frictional force is that force that tries to resist the motion when trying to move a body over a…

Q: A worker pushes horizontally on a large crate with a force of 890 N, and the crate is moved 6…

A: Work done

Q: ry from the floor onto a shelf 1.9 2) a) How much work Gin Joules) is done in lifting a 2.5 kg…

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Q: A 50 kg. diver gets ready to dive from a 10 meter high diving board. how much gravitational…

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Q: A 5.5 kg textbook is raised a distance of 35.6 cm as a student prepares to leave for school. How…

A: Given : m = 5.5 kg h = 35.6 cm = 0.356 m

Q: A tennis player hits a 58.0 g tennis ball so that it goes straight up and reaches a max height of…

A: Given data The mass is m=58 g The height is h=8.09 m The work done by the gravity on the  the ball…

Q: A 100-kg box is lifted slowly by a forklift from the ground to a height of 1.0 m. What is the work…

A: Mass of box m= 100 kg Displacement = 1m

Q: You push down on a 4.0 N box against the floor for 2 minutes. How much work was done? How much power…

A: Answer Given  Weight of box w = 4 N Time t = 2 minutes

Q: You throw a .50kg object vertically up with a speed of 15m/s  what is the kinetic energy of the…

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Q: 11. A 2.0-kg piece of gelatin is made to slide down a ramp from point shown. The total distance…

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Q: A 55 kg snowboarder begins his run at the top of a 50.0 m tall hill with a speed of 0.5 m/s. What is…

A: (given) Mass of snowboarder = 55 kg Speed vi at the top of the hill = 0.5 m/s…

Q: What is the kinetic energy in joules of a 850-kg automobile traveling at 95 km/h? How much work…

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Q: A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The…

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Q: A 1,200 watt motor bike can move at a maximum speed of 30 m/s. How much force does the motor exert?

A: Given data:  Power (P) = 1,200 W Maximum speed (v) = 30 m/s Required: Force (F)

Q: You apply a force of 18 N to a dresser and move it 3.0 m. How much work did you do on the dresser?

A: The given data are: F=18 Nd=3 m Here, F denotes the applied force and d denotes the distance.

Q: A 76.0-kg hiker is descending a mountain that has a peak altitude of 2350 m above sea level. The…

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Q: What is the kinetic energy(in hpjof a 1,860 lb body traveling at 77 ft/sec.

A: Given data: Mass of the body, m=1860 lb velocity of body, v=77 ft/sec Our  question is to find the…

Q: Find out Kinetic energy and Potential energy of a cat 12 kg, running on a wide wall that is 3 m high…

A: Kinetic Energy is given by:- KE=12mv2KE=12×12×62KE=216 J   Potential Energy is given by:-…

Q: Ahmed (52 kg) was riding his bike (11 kg) at 3.5 m/s when he noticed he was late. He speeds up to…

A:

Q: What is the Kenetic Energy of a 1,500 kg car with a velocity of 72.0 km/h? How much work must be…

A: Work done is equal to the change in the energy of the body. Kinetic energy = 0.5MV^2

Q: Samantha pushes a 50-N crate up a ramp 25.0 m in length and inclined at 10° with the horizontal.…

A: Calculate the vertical height of the 25 m ramp with respect to the ground. h=Lsin10°  =25 msin10°…

Q: Jack and Jill are both helping to fetch a pail of Nater in a hill that is 16 meters high. Each of…

A: Height of hill = 16 m amount of water carried by each = 5 Litres Time taken by Jill = 1 hour Time…