porter pulls a 10 kg luggage along a level road for 5 m by exerting a force of 20 N at an angle of 300 with the horizontal shoulder through a vertical distance of 1.5 m and carries it for another 5m. How much work does he do in:

Q: A crane lifts a 650 kg beam vertically upward 9.6 m and then swings it westward 18 m. How much work…

A:

Q: You and your bicycle have combined mass of 80 kg. When you reach the base of the bridge, you are…

A:

Q: A 1.3 kgkg book is lying on a 0.80 mm -high table. You pick it up and place it on a bookshelf 2.2 mm…

A:

Q: A force of magnitude 25 N directed at an angle of 54° above the horizontal moves a 12-kg crate along…

A: Given data:  Force (F) = 25 N Angle (θ) = 54°  above the horizontal Displacement (d) = 15 m…

Q: A horizontal rope with 15 N tension drags a 25 kg box 2.0 m to the left across a horizontal surface.…

A:

Q: A constant force of magnitude 5 Newtons has the same direction as the positive z- axis. If the…

A: The magnitude of the force is F = 5 N. The force has same direction as z axis. The coordinates of…

Q: A force on a particle moving in the x-y plane is given F = 2xyî + x²j , where x and y are in meters.…

A: Work done to move the particle from O to A is…

Q: To bring his coconuts to the market, a distance of 15.0 m from where he is, a vendor pushes his cart…

A:

Q: A particle of mass 2.0 kg moves under the influence of the force F(x) =(−5x2 + 7x)N. Suppose a…

A: Given The mass of the particle is m = 2 kg. The force applied to the particle is F = (−5x2 + 7x)N.…

Q: A shopper pushes a grocery cart 19.2 m  on level ground, against a 16.3 N frictional force. The cart…

A: W=work done by pushing force=friction work done +increase in KE

Q: How much work is done against the gravitational force on a 25.0-kg suitcase when it is carried from…

A: Given: Mass of the suitcase (m) = 25 kg Height carried (h) = 380 m acceleration due to gravity (g) =…

Q: A block of mass 0.31 kg is released from rest at point A and slides down a curved slope to point B.…

A:

Q: When released from rest, a 170 g block slides down the path shown below, reaching the bottom with a…

A:

Q: Suppose you drag a box 8.0 m across a horizontal floor, exerting a force of 90. N at 35 degrees…

A:

Q: A box of mass 20.0 [kg] slides down from the top of a surface inclined at 50.0◦ with height of 10.0…

A:

Q: I attached the problem. Thanks

A:

Q: Find the work done by a force of magnitude 15 units in displacing a particle at a point (1,1,1) to…

A: Given: F→=15 units. Points A1,1,1, B2,1,3. Direction i^+2j^+3k^. Unit vector in the direction F→…

Q: A physics professor tries to barricade himself in his office by pushing a 30 kg desk in front of the…

A:

Q: You drag your 30 kg suitcase 1200 m thru the Chicago airport at essentially constant velocity 2.0…

A:

Q: In the figure, a 0.25 kg block of cheese lies on the floor of a 970 kg elevator cab that is being…

A: The normal force on the block,

Q: A can of sardines is made to move along an x axis from x = 0.26 m to x = 1.11 m by a force with a…

A:

Q: The force on a particle is directed along an x axis and given by F = F0(x/x0 - 1) where x is in…

A: The force on a particle directed along x axis is given by,

Q: A force F = bx^3 acts in the x direction, where the value of b is 3.33 N/m3. How much work is done…

A: Work done is defined as = F →. D→  F = bx3      (given) As force is variable so we have to integrate…

Q: Initially at rest, a block with a mass of 6 kg above a frictionless surface is pulled to the right…

A:

Q: You go for a walk one afternoon down a level street to a park where there is a hill.  If the hill is…

A:

Q: A can of sardines is made to move along an x axis from x = 0.20 m to x = 1.24 m by a force with a…

A: Given:- A can of sardines is made to move along an x-axis from x = 0.20 m to x = 1.24 m by a force…

Q: A can of sardines is made to move along an x axis from x = 0.26 m to x = 1.11 m by a force with a…

A:

Q: A man wishes to pull a crate 15m across a rough floor by exerting a force of 100 N. The  coefficient…

A: Assume that the angle between horizontal and the force applied by the man be θ. Draw the free-body…

Q: A porter pulls a 23 kg luggage along a level road for 3.5 meters by exerting a force of 18 N at an…

A: Solution: (a) Calculate the work done in pulling the luggage. W=Fdcosθ Here, W is the work done, d…

Q: Two objects are each displaced the same distance, one by a force F pushing in the direction of…

A:

Q: A 70 kg hiker climbed a mountain 1000 m high. Assuming the work was done at a steady rate during 3…

A:

Q: If you carry a bag of groceries weighing 115 N from your car to your kitchen, a distance of 44 m,…

A: Given data, Force on bag weighing = 115N Distance to be travelled = 44m We know that, Work done =…

Q: While training for breeding season, a 460 gram male squirrel does 29 pushups in a minute, displacing…

A: Given:- While training for breeding season, a 460 gram male squirrel does 29 pushups in a minute…

Q: A man pulls a 4.6-kg sled 50 meters along an angled hill with a force of 36 N, which elevates the…

A:

Q: The graph (attached) shows the x component of a force that acts on an object that moves on the x…

A:

Q: In the figure, a frictionless roller coaster car of mass m = 992 kg tops the first hill with speed…

A:

Q: How much work is done by a boy pulling his sister 30.0 m in a wagon if he applied 50 N force at…

A:

Q: To push at 29 kg crate up a frictionless incline, angled at 33° to the horizontal, a worker exerts a…

A:

Q: A block of mass = 5.5 kg slides up over a wall by the action of a inclined force F. The block starts…

A:

Q: A force = (8x + 7y ) N acts on an object as if moves in the x direction from the origin to x = 7.00…

A: Let the work done is given by W Let the force acting on the object is given by F Let the…

Q: Before railroads were invented, goods often traveled along canals, with mules pulling barges from…

A:

Q: You pick up a barbell with weights (total mass: 100.0 kg) from the ground to approximately 0.800 m…

A: Mass of the barbell is m = 100 kg Height of the barbell after lifting it is H = 0.800 m

Q: A 1.5 m high person is holding a 20 kg trunk on his head and is standing at a roadways bus-terminal.…

A: Work Done is calculated by the formula :   W = Force x Displacement                    ......(1)

Q: A crane lifts a 650 kg beam vertically upward 10.1 m and then swings it westward 18 m. How much work…

A: Here the workdone is only in upward direction. No workdone in horizontal direction.

Q: Suppose the Eskimo is pushing the same 50.0-kg sled across level terrain with a force of 51.0 N. (a)…

A:

Q: Two objects are each displaced the same distance, one by a force F pushing in the direction of…

A: Given  distance=d first force=F1=F second force=F2=4F3 at angle 450