Wile E. Coyote waits for the roadrunner on a cliff 19.72 m above the valley to drop a 2520.8 kg boulder. How much potential energy does the boulder have? 487656.8266 J O 4.8766 x 105 J O 4.877 x 105 j O 4.877 x 104 j

Q: 24. A horse pulls a cart with a force of 0.2 kN at an angle of 27 degrees with the horizontal and…

A: Given, Force on the car is F = 0.2 KN Angle θ=27∘ Speed v = 10 Kph = 2.78 m/s Time t = 720 sec   So…

Q: 1) A force F = bx3 acts in the x direction, where the value of b is 3.7 N/m3. How much work is done…

A:

Q: A student whose mass is 55 kg climbs stairs from the fırst to the third floor of the physics…

A: mass of student (m) = 55 kg vertical distance (h) = 10 m

Q: On his way off to college, Russell drags his suitcase 15.0 m from the door of his house to the car…

A: Given  Applied force F = 95 N Displacement S = 15 m

Q: A 35 kg child climbs a 6.00 m long slide that is inclined 30° with the horizontal. What is the…

A:

Q: Find the work done by a force F = 1.80 î+2.20 ↑ N as it acts on an object %3D moving from the origin…

A: Given data:  Force F→ =1.80 i^+2.20 j^ N Displacement d→ =56.0 i^+31.0 j^ m  Required: Work done

Q: A 2.5 kg bowling ball is tied to a 1m long string attached to the ceiling. The ceiling is 5 m above…

A: W=FScosθ Here  W=2.5×9.8×4=98J

Q: In compressing the spring in a toy dart gun, 0.9 J of work is done. When the gun is fired, the…

A: According to the law of conservation of energy , energy can neither be created nor destroyed but can…

Q: Q40. Calculate the work done in moving a body of mass 50 kg through a height of 5 m. (g = 10mis) 250…

A:

Q: You lift a 3kg pumpkin to a height of 0.80 m to check it out. How much work do you do on the pumpkin…

A: Consider the formula to obtain the value of work done is, W=mgh Here, m is the mass of the object, g…

Q: A firefighter climbs a 10 m long ladder that is inclined at 40° to the horizontal.  If she has a…

A:

Q: The figure above shows the potential energy of a particle. What is the force on the particle at x =…

A: The relation between the force and potential energy is given by,The slope of the diagram gives the x…

Q: A 5.5 kg bird is flying 12 m above the ground. What is the Potential energy of the bird is…

A: Mass of bird (m) = 5.5 kg Height of bird above ground (h) = 12 m g = 9.8 ms2

Q: A 2-kg cannon ball has a potential energy PE of 6400 J at a point X above the ground. What will its…

A: Given data:     Mass, m = 2 kg      Potential energy, PE = 6400 J

Q: A middle school kid is pushing a lawn mower with 60 N of force at an angle 31 degrees below the…

A: Here, applied force(F) = 60 N displacement(S) = 400 m The angle(θ) between the applied force and…

Q: A force of 25.0 N is exerted upwards on an object to lift it a distance of 3.20 m. What is the total…

A: work is component  of the applied force is in direction of displacement .   in this question  we…

Q: Find the work done on a particle that moves 7 units by a constant force F = (3,–2, –-3) in a…

A: The direction of vector perpendicular to u⇀,w⇀ is r⇀=u⇀xw⇀u⇀xw⇀ u⇀x w⇀=ijk0-3-2550           =…

Q: lands on top of the tower, so that the gravitational potential associated with the bird is 2034 J.…

A:

Q: What is the potential energy of an acorn falling out of a tree 20 meters above the ground that has a…

A: Given value--- height = 20 m. weight of acorn = 23.7 N. We have to find--- potential energy?

Q: A constant force of (400 newtons) parallel to the sloping surface of a (40°) inclined plane pushes a…

A: Given data-                       constant force parallel to the inclines plane = 400 N…

Q: 50 kg object was raised to a height and gained a potential energy of 1212 J. What was the height…

A:

Q: You are working on a construction job and the boss asks you to hold a piece of plywood up at a…

A: Given: The weight of the wood is 34.1 N. The vertical displacement of the object is 1.27 m. The time…

Q: A 1.60-m-tall person lifts a 1,65-kg book off relative to the head of the person 2.20 m abave the…

A:

Q: A horse pulls a cart with a force of 0.2 kN at an angle of 27 degrees with the horizontal and moves…

A: Given: The applied force is 0.2 kN. The angle of the force with horizontal is 27o. The speed of the…

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: A particle moving along the a-axis has the potential energy PE = 200/x2 J, where x is in meters.…

A: F=-∂V∂x=-∂200x-2∂x=400x-3

Q: A 95 kg man runs up a 20 m high stairs at a constant speed. If it takes him 8 seconds to reach the…

A: Given The mass of the man is m=95 kg. The height of the stairs is h=20 m. The time is taken by the…

Q: 8. A student does 300. joules of work pushing a cart 3.0 meters due east and then does 400. joules…

A: When a force is applied to an object and it causes a displacement of that object then it is said…

Q: A constant force  F  = (8î + 5ĵ + 3k) N acts on object . As a result, the object moves along the…

A: Given : F  = (8î + 5ĵ + 3k) N The object moves along the x-axis from x = 0 m to x =  5 m. Therefore…

Q: 4. A boy carries a load of 500 N to a distance of 100 m. The work done by him is? a. 5 N b. 50,000…

A: Question 4 :- Force F = 500 N Displacement d = 100 m Angle between force  (acting vertically…

Q: How much work does it take to slide a box 17 meters along the ground by pulling it with a 111 N…

A:

Q: 11. A pitcher throws a baseball, with a mass of 160 g, at a speed of 15.2 m/s from a height of 1.59…

A: Potential energy of an object of mass, m due to gravitational force at a height h is given by U=mgh

Q: A 70 kg person climbs a 2.0 m high flight of stairs within 8 seconds when he walks and 2 seconds…

A: Given data: Mass (m) = 70 kg Height (h) = 2.0 m Time taken in walks = 8 seconds Time taken in runs…

Q: You push a heavy box along the floor with a force of 775 N for a distance of 15 meters.  The…

A: Given data The force applied by the person is given as F = 775 N. The distance traveled by the…

Q: A bag of wheat weighs 170 kg. To what height should it be raised so that potential energy is 8614 J?…

A: Given data :                    Acceleration due to gravity    =    g                    Potential…

Q: 13. A mass of 1 kg. was released from a 1,000 meter height. What is its Potential Energy at the…

A: Given : m = 1 kg H = 1000 m

Q: Achok lifts a 12.5 kg rock and places it above a 2.40 m shelf. How much work does Achok do? O 294.3…

A:

Q: 10.0 m + 8.0 m A 2.4 kg flower pot is on a shelf 10.0 meters above the floor. How much work was done…

A:

Q: An 72-kilogram cliff diver is standing on a cliff that is 25 meters high. What is his potential…

A: Solution

Q: A 15.0 kg load of groceries is lifted up from the first floor to the fifth floor of an apartment…

A:

Q: 24. A horse pulls a cart with a force of 0.2 kN at an angle of 27 degrees with the horizontal and…

A: We are allowed to give the explanation of first question only which is given below. Please repost…

Q: In compressing the spring in a toy dart gun, 0.6 J of work is done. When the gun is fired, the…

A: Given Data: The work done is, W = 0.6 J. The mass of the dart is, m = 0.07 kg. (a) Work done on…

Q: A 5-kg sled has a potential energy of 6500 J at position A above the ground. When the sled strikes…

A:

Q: A 1.60-m-tall person lifts a 1.65-kg book off the ground so it is 2.20 m above the ground. What is…

A: Given data:  Mass (m) = 1.65 kg Height (h) = 2.20 m Required: Potential Energy (U)

Q: A car of weight 120 kg. To what height should it be raised so that potential energy is 2320 J? Take…

A: Given data :- weight of car m = 120 kg potential energy U = 2320 J g = 9.8 m/s2

Q: A conservative force acts on an object from the initial point (x = 2, y =3) to the final point (x =…

A: Given : Initial position = (2,3) Final position = (3,4) U = x2y

Q: A force F acts on an object. How much work does this force do as the object moves = -12 N î+10 N j…

A:

Q: crane engine exerts a constant 79,714 N force on the other cars for 1 kilometer while bringing them…

A: Force exerted by engine = 79714 N  Distance moved = 1 km   = 1000 m  Initial speed= 0m/s Final speed…

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.