A force of 500 N acting on an object of 2 kg displaces it at 3 m. Find the work done by the force and the object's final velocity assuming it was initaially at rest. a.) Work= b.) Acceleration= c.) Final Velocity=

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A: The given values are, m=4.4×104  kgu=7400 m/sv=5600 m/ss=2.2×106  m

Q: Q4. (b) A helicopter lifts a 72 kg astronaut 15 m vertically from the ocean by means of a cable. The…

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A: Since you have posted a question with multiple sub-parts, we will solve the first three sub parts…

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Q: 5. Nurses Camille and Simon alternately push a patient in a wheelchair with a total mass of 10okg.…

A: 1. 2902.5 Joules  2. 4490 Joules

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Q: 25. Review. You can think of the work-kinetic energy theorem GP as a second theory of motion,…

A: a) Let the mass of the bullet be denoted by m.The initial and final velocity of the bullet be…

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Q: Suppose that you push on the 30.0-kg package with a constant force of 120 N through a distance of…

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Q: A crate of 5 kg of mass is 20 N as shown in the figure. It is attracted by the action of a force.…

A: mass of crate (m) = 5 kg Force (F) = 20 N coefficient of kinetic friction (μ) = 0.22θ = 10o

Q: A skier of mass 70.0 kg rides a ski lift to the top, which is 500 m higher than the base of the…

A: A skier of mass M = 70.0 kg rides a ski lift to the top, which is h = 500 m higher than the base of…

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Q: Mark pushes his broken car 190 mm down the block to his friend's house. He has to exert a 160 NN…

A: distance moved = 190 m force exerted = 160 N speed = constant

Q: . A 30 kilogram of box of fruits is being pushed on a cemented floor. If it is pushed on a 4.5-meter…

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Q: A wowan jumps from a high wall and lands in soft sand. The sand exerts an average upward force of…

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Q: A 0.25 slug (3.6 kg) object begins moving at 46 mph (20.6 m/s). A force slows it down to 37 mph…

A: Mass of the object is m = 3.6 kg Initial speed of the object is u = 20.6 m/s Final speed of the…

Q: An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and…

A: Given:        Mass of Asteroid is given as,                m= 4.7×104 kg      Initial speed of…

Q: How to calculate the work done by friction In work energy questions

A: A Friction is a non conservative force. This implies that the work done depnads upon the  trajectory…

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Q: An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and…

A: Given Data: Mass of the asteroid, m=4.4×104 kg Initial speed of asteroid, u=7700 m/s Final speed of…

Q: A 2.0 kg box slides down a frictionless incline as shown above. Determine the following: A) As the…

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Q: 2. Deniz slides a 1 kg toy for 3 m along the flor to his sister Derya. The toy is moving at 4 m/s…

A: Given: mass of toy, m = 1 kg initial velocity of toy, u = 4 m/s final velocity of toy, v = 2 m/s…

Q: A crate of 5 kg of mass is pulled by the effect of a force of 20 N, shown in the figure. The kinetic…

A: Given:- a mass of  the body = 5 kg           pulling force on the body =20N  acting on angle of 10°…

Q: An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and…

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Q: An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and…

A: Initial speed (u) = 7100 m/s Final speed (V) = 4900 m/s Mass = 48000 Kg distance = 2000000 m   a)…

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A: To determine,The magnitude of the normal force.Is the elevator speeding up or slowing…

Q: 4.) A crate of 5 kg of mass is 20 N as shown in the figure. It is attracted by the action of a…

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Q: A 10 kg block experiences a frictional force of 8.66 N as it slides 2m down an incline as shown. As…

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Q: strikės 2. A 7.80-g bullet moving at 575 m move 5.50 cm in the direction of the bullet's velocity…

A: Mass of the bullet is m = 7.80 g = 7.80×10-3 kg Initially speed of bullet, v1 = 575 m/s Final…

Q: 5. Socrates struggled and strained as he lifted an 82.0-kilogram mass vertically a distance of 3.00…

A: Given that,  Mass, m = 82.0 kg  Distance, d = 3.00 m  Time, t = 5 minutes = 300 seconds  So,…

Q: A woman jumps from a high wall and lands in soft sand. The sand exerts an average upward force of…

A: Newton's third law of motion states that every force has an equal and opposite reaction to the body.…

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Q: 0.800-kg particle has a speed of 2.10 m/s at point  and kinetic energy of 7.80 J at point . (a)…

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Q: An archer using a simple bow exerts a force of 161 N to draw back the bow string 0.54 m. (Assume the…

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Q: An Athlete pulls a 30 kilograms crate along Lane A of the storage house. Lane A is a 15m  aisle.…

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Q: As a mass tied to the end of a string swings from its highest point down to its lowest point, Ris…

A: Free Body Diagram of the Mass swinging:

Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.