A woman lifts a single shopping bag weighing 100N from the ground to a height of 15cm. She then walks 2.0km on level ground carrying the bag at a constant height. Determine how much work she has done on the bag, in units of Calories (Cal).

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: How much work does it take to slide a crate 10 m along a horizontal loading dock by pulling it with…

A: Given that the  distance and angle and also given the force. Then We have to determine the work…

Q: A container with a mass of 5.1 kg is lifted to a height of 8 m and then returned back to the ground…

A: Solution: A container is lifted to height h and then returned back to ground level. How much work is…

Q: A man pushes a cart with a constant force of 200 N at an angle 30° above the horizontal. If he does…

A: given applied force on cart F = 200 N at an angle 300 above the horizontal. hence Horizontal force…

Q: A child pulls a wagon along level ground by exerting a force of 20 pounds on a handle that makes an…

A:

Q: How much work does gravity do on a 2.5-mg raindrop as the drop falls to the ground from a cloud 2200…

A: Answer              5.39*10-5 J

Q: A student walks 58 m through the school halls wearing a 6 kg backpack on her back. How much work, in…

A:

Q: If you pull a 9 kg mass vertically up 1.6 m at constant velocity, how much work do you do?

A: Given Mass= 9[kg] Height to which the mass is pulled up vertically= 1.6[m]  Work is said to be done…

Q: A particle of mass 6 kg is constrained to move along the trajectory y(x) = -8 x2 + 49 (m).  If the…

A:

Q: During a tug-of-war, team A pulls on team B by applying a force of 2730 N to the rope between them.…

A: The work done on an object by a force F in displacing it by some distance 'd' is given as:…

Q: A person lifts a 25 kg box of old sports equipment at an angle of 75 degrees to the vertical to a…

A: Mass of box (m) = 25 kg Angle to the vertical (θ) = 75 degree Height above the ground (h)= 2.6 m

Q: A 1.5 kg object slides across a horizontal surface with an initial speed of 5.61 m/s. If the object…

A: Given data:  Mass (m) = 1.5 kg Initial velocity (Vi) = 5.61 m/s Final velocity (Vf) = 0 m/s…

Q: How much work does a supermarket checkout attendant do on a can of soup he pushes 0.320 m…

A: The given values are, d=0.320 mF=5.10 N

Q: A student is carrying a heavy backpack that weighs 252 N, and walks a distance of 365 m horizontally…

A:

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: The free body diagram of the box is given below.

Q: A weight lifter lifts a 380-N set of weights from ground level to a position over his head, a…

A: Step 1Work done by a body is given as the force applied on it over the distance travelled.For the…

Q: On a table rest 6 books of mass 0.27 kg and thickness 3.8 cm. How much work does it take to stack…

A: Number of books = 6Mass of each book = 0.27 kg Thickness of each book = 3.8 cm = 0.038 m

Q: A student walks 58 m through the school halls wearing a 6 kg backpack on her back How much work, in…

A: We know work done is W= FScos (theta) where F is force  S is displacement  theta is angle between…

Q: A horse pulls a cart with a force of 2 kN at an angle of 27 degrees with the horizontal and moves…

A: Given: The force is 2 kN. The angle is 27 degrees. The speed is 10 kph. The time direction is 12…

Q: A 2 kg object slides across a horizontal surface with an initial speed of 6.53 m/s. If the object…

A: Given- Mass of object m= 2kg Initial velocity v=6.53 m/s

Q: A student walks 89 m through the school halls wearing a 5 kg backpack on her back. How much work, in…

A: Given Mass m = 5 kg Displacement d =89 m

Q: How much work does a supermarket checkout attendant do on a can of soup he pushes 0.460 m…

A: Step 1Let F be the force applied on the can of soup and d be the horizontal distance it travels

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 chain 72 meters long whose mass is 27 kilograms is hanging over the edge of a tall building and…

A:

Q: How much work does a supermarket checkout attendant do on a can of soup he pushes 0.600 m…

A:

Q: Find the work done in joules by gravity as an object of the mass m=14 kg is raised up at constant…

A: Mass of object m = 14 kg Initial height h1 =34 m Final height h2 = 75 m g = 10 m/s²     Concept…

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

A: Given Data: The length of the ladder is: L=10 m The angle of the ladder with the horizontal plane…

Q: A man starts at ground level and carries a 20 kg box up a flight of stairs to a height of 3.6 m. He…

A:

Q: how much work does Ryan to dom to lift a 2.0 x 101 Kg bag of potatoes to his shoulder, 1.7 m above…

A: Given Mass of the bag m = 2.0 x 101 kg Height h = 1.7 m

Q: Ricky moves a wagon a distance of 36 meters by pulling the handle with a force of 120 Newtons. If…

A: Given: Force (F) = 120 N  Distance (d) = 36 m  Work done = 2200 J

Q: A student slides her 67 kg desk across the level floor of her dormitory room a distance 8 m at…

A:

Q: A weight lifter lifts a 310 - N set of weights from ground level to a position over his head, a…

A:

Q: How much work is done against gravity to move an 800 kg weather monitor 300 km into the air? (re =…

A: mass (m) = 800 kg distance (d) = 300 km in air radius of earth = 6.38×106 m mass of earth =…

Q: How much work is it to lift a 25 kg sack of potatoes at a constant speed vertically 7.5 m?

A: Write the given values with suitable variables. m=25 kgh=7.5 m Here, m denotes the mass and h…

Q: A horizontal force of 48 N is applied to push a 35 kg box 6 meters down the hallway at a constant…

A:

Q: A person holds a bundle of hay over his head for 30 minutes and gets tired. Has he done some work or…

A: Work is done whenever the given two conditions are satisfied: a force acts on the body. there is a…

Q: How much work does a supermarket checkout attendant do on a can of soup he pushes 0.600 m…

A: Force, F=5 N magnitude of displacement, d=0.6 m Angle between the force and displacement, θ=0° Work…

Q: Mama Mia has a mass of 65kg and is carrying a tray of turkey with a total weight of 55N. If she…

A: Work done is the dot product of the force and the displacement,

Q: Find the work done in joules by gravity as an object of the mass m 5 kg is raised up at constant…

A: Mass of object m = 5 kg Initial height h1 = 26 m Final height h2 = 69 m g = 10 m/s²

Q: A weight lifter lifts a 330-N set of weights from ground level to a position over his head, a…

A: Given:Weight = force = 380 NDistance = 1.75 m

Q: A 30-kg block is raised vertically 1.5 meters. What is the change in potential energy? Answer in SI…

A: Mass of block (m) = 30 kg height raised (H) = 1.5 m

Q: A spring with a spring constant of 2.0 N/m is compressed by 50 cm. How much work was done on the…

A: Given

Q: A wagon is pulled along level ground by exerting a force of 26 pounds on a handle that makes an…

A: