A 112 lb student races up stairs with a vertical height of 9 m in 5.3 s to get to a class on the second floor. a) Find the work done, in Jouls, by the student against the gravity

Q: A shopper in a supermarket pushes a cart with a force of 48.0 N directed at an angle of 25.0° below…

A: (a)The angle between the force and displacement is 25 degrees.Formula for the work done by the…

Q: A shopper in a supermarket pushes a cart with a force of 35.0 N directed at an angle of 25.08 below…

A: a. work done by the shopper on the cart is

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 young boy pushes a cart with a force of 29 N directed at an angle of 25° below the horizontal. If…

A:

Q: A bellhop lifts a 20-kg suitcase 0.40 m, then slowly carries it 30 m along a hall, and finally sets…

A: Work is done when there is a displacement along the the force acting. Here, the force acting on the…

Q: Mama Mia lifts up a 6.2kg pie from the table a distance of 1.8 meters high with an acceleration of…

A: To lift the pie, Mama Mia will have to apply a force which will act against the force of gravity and…

Q: Two football players are in a competition to see who can pull a 150.0 kg container over the entire…

A: Introduction: According to Newton's 1st law of motion, at equilibrium, total force acting on the…

Q: To push a 6-kg crate up a frictionless incline angled at 25° to the horizontal, a worker exerts a…

A: m = 6 kg ,θ= 25° ,F = 200N , d = 10m, g = 10m/s2(a) = W = Fd cos 0° Fd           W = 200 (10) = 2000…

Q: A 5.2 kg box has an acceleration of 2.1 m/s2 when it is pulled by a horizontal force across a…

A: Since you have asked multiple part question, so we will answer the first three parts for you.…

Q: The force acting on a particle varies as in the figure. Find the work done by the force on the…

A:

Q: An object of mass 4.0 kg starts at rest from, B, at the top of a rough inclined plane of height 10 m…

A: Given - Mass of object , m = 4.0 kg Initial speed of object, vi= 0 m/s Final speed of object , vf =…

Q: A boy is pulling his sister in a wagon , as shown in the figure . He exerts a force of F = 47N at an…

A: Given Force applied = F = 47 N angle above the horizontal= 30° displacement travel = 31.5 m We have…

Q: 4.0 kg starts at rest from the top of a rough inclined plane of height 10 m as shown in the figure.…

A: Givenm=4 kgh=10 mv=10 m/s

Q: A ball is thrown straight up, and comes back down to your hand. Is the work done on the ball by the…

A: Work done is defined as the product of force and displacement. If the displacement and the force are…

Q: A 11.7 kg sled starts from rest at the top of a hill that is inclined at 29.3 degrees to the…

A: Given data as per question mass of sled =  11.7kg angle made with horizontal   =  29.3 distance  =…

Q: person pulls a luggage along a level road for 5 m by exerting a force of 20N at an angle of 30° with…

A: Given: The displacement of the object is 5 m. The applied force is 20 N. The angle between applied…

Q: Joey pushes a box with a 5-N force and moves it 6 meters horizontally. For which scenario does he do…

A: Required : Scenario for maximum work.

Q: A shopper in a supermarket pushes a cart with a force of 47 N directed at an angle of 25° below the…

A: Given, Force applied by the shopper, F=47 N, Angle below horizontal,θ=250, and Length moved, l=58.0…

Q: A 2.00 kg box is placed on a 20.0 m high point on a hill and released from rest. When the box…

A:

Q: The force acting on a particle varies as in the figure. Find the work done by the force on the…

A: Work done W=Fx Area of force displacement graph gives work done

Q: A force acting in the x direction on an object varies with x as shown in fig. below. Find the work…

A: Consider the following diagram,

Q: Spiderman, whose mass is 78.0 kg, is dangling on the free end of a 12.4-m-long rope, the other end…

A:

Q: A 941 kg elevator carries passengers with combined mass of 455 kg as it ascends at constant speed of…

A:

Q: 30-N box is pulled upward 6.0 m along the surface of a ramp that rises at 37° above the horizontal.…

A: Given weight of box is W=30 N Distance travelled is d=6.0 m

Q: A pitcher throws a baseball with mass 0.2 kg straight upward with an initial speed of 20.0 m/s. (a

A: According to question:Mass of baseball=0.2 kg=mInitial speed of ball=20 m/s=uHeight raised by…

Q: A tadpole swims across a pond at 5.50 cm/s. The tail of the tadpole exerts a force of 28.0 mN to…

A:

Q: A fisherman reels in 14.0 m of line while landing a fish, using a constant forward pull of 20.0 N.…

A:

Q: Ben Travlun carries a 200-N suitcase up three flights of stairs (a height of 10.0 m) and then pushes…

A:

Q: A 17 g bullet is accelerated in a rifle barrel 81.5 cm long to a speed of 846 m/s. Use the…

A: It is given that, m=17 g=0.017 kgs=81.5 cm=0.815 mv=846 m/s

Q: Matthew pulls his little sister Sarah in a sled on an icy surface (assume no friction). The pulling…

A: The given values are, F=70 Nθ=41°s=8 m

Q: A 50 N force is applied to a 20 kg cart which was displaced at 150 m from rest on a surface applying…

A: Given: The applied force is 50 N. The mass of the cart is 20 kg. The displacement of the cart is 150…

Q: the total work is done on Anna

A:

Q: An object of mass 3.00 kg is subject to a force Fx that varies with position as in the Figure. Find…

A: Given  mass m= 3kg  Fx, force acting in x direction. gravitational force act on mass = m*g

Q: A student who weighs 559 N climbs a stairway (vertical height of 3.7 m) in 22 s. (a) How much work…

A:

Q: In a gravity escape system (GES), an enclosed lifeboat on a large ship is deployed by letting it…

A:

Q: An 8.10 kg package in a mail-sorting room slides 2.30 m down a chute that is inclined at 51.8…

A: Free body diagram of the package is-

Q: Hiller pulls the parachute/alien with a constant force of 259. N for a distance of 2.8 x 105 m.  How…

A: Given  Force = F = 259 N  Distance = d = 2.8*105 m  W = ??

Q: A 15.0-kg object is pulled along a horizontal surface at a constant speed by a 25 N force acting at…

A:

Q: A boy pulling his sister in a wagon, as shown in the figure. He exerts a force of F=49.5 N at an…

A: Given data:  Force (F) = 49. 5 m Angle (θ) = 30° Displacement (d) = 32 m Required: The work done by…

Q: After hitting a long fly ball that goes over the right fielder's head and lands in the outfield, the…

A: After hitting the third base and player comes to rest due to friction the following consideration…

Q: The overworked Amazon delivery person is driving up a steep hill with an incline of 29 degrees when…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: student is pulling her wagon along a flat level ground with a 50.0N force 30 degrees above the…

A:

Q: A mule tows a barge down a 1.0 kilometer canal. If the mule pulls the barge with a 283 N force at an…

A: