A sled plus passenger with total mass 70 kg is pulled 30 m across the snow (uk = 0.20) at constant velocity by a force directed 25° above the horizontal. Calculate (a) the work of the applied force, (b) the work of friction, and (c) the total work.

Q: A poor guy pulls a 10-kg luggage along a level boulevard for 5 m by exerting a force of 35N at an…

A: Given data: Mass of luggage is, m=10 kg. Distance travelled is, s=5 m. Magnitude of force is, F=35…

Q: The loaded cab of an elevator has a mass of 3.0* 103 kg and moves 210 m up the shaft in 23 s at…

A: Given:  mass, m = 3 x 1000 = 3000 kg  distance, s = 210 m  time, t = 23 s

Q: A block of mass m=2.50 kg is pushed a distance d=2.20 m along a frictionless, horizontal table by a…

A: Given a block mass m= 2.5k Distance d=2.2 Force f=16 We have to find the work done on the block by…

Q: A particle was subjected to a force Fx that varies with position as described by F =…

A:

Q: A crane lifts a 650-kg beam vertically upward 23.0 m and then swings it horizontally a distance of…

A: Given: The mass of the beam is 650 kg. The vertical displacement of the beam is 23 m. The horizontal…

Q: As a snowboarder descends a mountain slope, gravity, the normal force, and friction combine to exert…

A:

Q: Suppose 65 passengers with an average mass of 75kg are transported by a ski lift to a height of…

A: Given: The number of passengers: n = 65. The average mass of a passenger: m = 75 kg. The height…

Q: From the figure, the system starts at rest with the spring unextended. Taking m=0.10, when the…

A: Work done by force F on spring is W=12kx2…

Q: A 186-kg crate is being pushed across a horizontal floor by a force P that makes an angle of 43.6 °…

A:

Q: A crane lifts a 650 kg beam vertically upward 10.8 m and then swings it westward 18 m. How much work…

A: The formula for workdone is W=Fxcosθ

Q: Find the work done by 45N force in pulling the suitcase at an angle of 50d egrees with respect to…

A:

Q: An object of mass m = 3 kg is released from rest at the top of a frictionless inclined plane at…

A: Given:-  The mass of the block m = 3 kg, it is on a point A initially in the rest.  The work done on…

Q: A gardener pushes a lawn roller through a distance of 20 m. If he applies a force of 196 N in a…

A:

Q: A single force acts on a 3.0 kg particle object whose position is given by x= 3.0t-4.0t^2+.5t^3,…

A: The mass of the particle m=3.0 kg The position of the particle x=3.0t-4.0t2+.5t3 The velocity of the…

Q: An archer pulls a bowstring back 0.500 m by exerting a force that increases uniformly from zero to…

A: It is given that, x=0.500 mF=250 N

Q: A block of mass 3.57 kg is drawn at constant speed a distance 4.06 meters along a horizontal floor…

A: Given, Mass of block m = 3.57 Kg Distance d = 4.06 m Force F = 7.68 N  Angle θ=15∘

Q: The loaded cab of an elevator has a mass of 3.0 × 10³ kg and moves 210 m up the shaft in 23 s at…

A:

Q: a box of animal crackers is dragged at constant speed across a surface by horizontal force of 20.0 N…

A: solution is given by

Q: A box of canned goods, contents have a total mass of 4.5 kg, is pushed 2 m along the floor by a…

A:

Q: A big man is towing a large box with a cord that makes an angle of 25 degreeswith the horizontal.The…

A: Force applied on box = 100 N displacement of box = 2 meter angle between force and displacement…

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

A:

Q: An elevator cab of mass m = 500 kg is descending with speed vi = 4.0 ms-1 when its supporting cable…

A: Mass, m = 500 kg Speed vi = 4.0 ms-1  Distance d=12 m Also given that supporting cable begins to…

Q: As a young man, Tarzan climbed up a vine to reach his tree house. As he got older, he decided to…

A: To determine: A young man Tarzan climbed up a vine to reach the tree house, what did the king of…

Q: A mass of 47 kg is moving horizontally as a force of 190 N, directed at 25° below the horizontal, is…

A:

Q: A truck of mass 900 kg starts with an initial velocity of 2.00 m/s and travels in a straight line…

A: Mass of the truck,

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 force of 12 Ib is required to hold a spring stretched 2 in. beyond its natural length. How much…

A:

Q: A 2.4 kg object slides across a horizontal surface with an initial speed of 7.6 m/s. If the object…

A: SOlution: Given that m = 2.4 kg v = 7.6 m/s

Q: Acrate is moved 2 meters along a horizontal floor at a constant speed by force of 50 N which makes…

A: Given data:  Force (F) = 50 N Distance (d) = 2 m Angle (θ) = 30° above the horizontal  Required:…

Q: A block of mass 3.57 kg is drawn at constant speed a distance 4.06 meters along a horizontal floor…

A: Analyze the diagram of the given system.

Q: ,2 54. A 5.0-kg box has an acceleration of 2.0 m/s when it is pulled by a horizontal force across a…

A:

Q: Find the work done in joules by gravity as an object of the mass m310 kg is raised up at constant…

A: Mass = 10 kg  Displacement = h2 - h 1 = 80m - 22 m =  58 m As we know Workdone  is given by W  Which…

Q: The force F3,  13.88 N, acts on the block at an angle of 155.98 degrees.  If the block moves to the…

A: Here, the work done by F3 can be given as The minus sign indicates that the work done by F3 and the…

Q: A man pushes a 270-N block 9.1 m along a level floor at a constant speed with a force-directed 45•…

A:

Q: The force needed to stretch a spring by x meters is given by F(x) = 3.6x Newtons. How much work is…

A:

Q: What is the work done by the normal force if a 10 kg mass moves 10 m up an inclined plane with…

A: Work done is defined as the Scalar product of force and displacement. W = F•d

Q: The coefficient of kinetic friction between a suitcase and thefloor is 0.272. If the suitcase has a…

A:

Q: • A 1300-kg elevator is lifted at a constant speed of 1.3 m>s througha height of 22 m. How much…

A:

Q: In the figure, a constant force F of magnitude 84.0 N is applied to a 3.0 kg shoe box at angle p =…

A: this problem can be solved by work energy theorem  which states that work done is equals the change…

Q: While training for breeding season, a 380 gram male squirrel does 32 pushups in a minute, displacing…

A: Given: m = 380 g = 0.38 kg  number of push ups, n = 32  height, h = 8.5 cm = 0.085  m

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

A: