Matthew pulls his little sister Sarah in a sled on an icy surface (assume no friction), with a force of 60.0 N at an angle of 37.0o upward from the horizontal. If he pulls her a distance of 12.0 m, What is the work done by Matthew? a. 185 J b. 433 J  c. 575 J d. 720 J

Q: IP To clean a floor, a janitor pushes on a mop handle with a force of 69.1 N • Part A If the mop…

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Q: Problem 1: A boy is pulling his sister in a wagon, as shown in the figure. He exerts a force of F =…

A: Given Data : The force applied by the man is given as F = 59.5 N. The angle at which the force is…

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Q: # 3. A physics professor is pushed up a ramp inclined upward at 30.0° above the horizontal as he…

A: Total mass of chair and professor M=85 kg, horizontal force F=600 N and distance pushed d=3.5m up an…

Q: To push a 29.0 kg crate up a frictionless incline, angled at 25.0° to the horizontal, a worker…

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Q: has a mass of 17.5 kg, how much work does the woman do? E How much E does the woman's bucket have…

A: If an object of mass 'm' is lifted by a height of 'h', then the workdone on the object is: W=mgh

Q: 3. A gardener pushes a 30.0 kg lawnmower on a flat surface for 10.0 m with a force of 100. N at an…

A: Given, Mass(m)=30kg Distance (s)=10m Force (F)=100N Angle=30

Q: A 10 [g] particle has the potential energy shown in figure below. U (J) a) draw a force-vs-position…

A: (a) The force be defined as, F=-∂U∂x

Q: Question 6.5

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Q: 6.3 A factory worker pushes a 30.0 kg crate a distance of 4.5 m alohg a level floor at constant…

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Q: 2. A 350 kg sofa slides 2.5m down a 30° incline and is kept from accelerating by a woman who is…

A: Given data

Q: A 4 kg crate sitting on a horizontal surface is pushed 30 m by a force of 6N applied at an angle of…

A: Given, Mass, m=4 kg, distance, d=30 m, force, F=6 N, and angle, θ=360-270=3330.

Q: 1. A toy cart is pulled a distance of 6.0 m in a straight line across the floor. The force pulling…

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Q: I drag a mass m = 21 kg in a straight line, along a horizontal surface, a distance D = 23 m.I drag…

A: Mass = 21 kg  Distance (D) = 23 m  Speed (v) = 0.90 m/s  Coefficient of static friction = 1.2…

Q: (a) An 8.0 kg cat is running 4.0 m/s. How much kinetic energy does it have?

A: We’ll answer the first question since the exact one wasn’tspecified. Please submit a new question…

Q: A 550 kg elevator accelerates upward at 1.2 m/s2 for the first 15 m of its motion. How much work is…

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Q: 4. A gardener pushes a lawnmower 40.0 m across a level lawn with a force of 120 N along the handle…

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Q: The chin - up is one exercise that can be used tostrengthen the biceps muscle. This muscle can exert…

A: a)the work done is the product of force and distance\displacement in the direction of force.the…

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Q: A 60.0-kg woman climbs a staircase to a level 11.0 m above her starting point in 66.0 s. (a) How…

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Q: Suppose a 425 g kookaburra (a large kingfisher bird) picks up a 70 g snake and raises it 2.1 m from…

A: Given data:  Mass of bird (mb) = 425 g = 0.425 kg Mass of snake (ms) = 70 g = 0.070 kg Height of…

Q: 3. A skier of mass 66 kg is pulled up a slope by a motor-driven cable. (a) How much work is required…

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Q: A boy pulls a toboggan for a distance of 35.0 m along the snow with a rope directed 34.0° above the…

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Q: Suppose the ski patrol lowers a rescue sled and victim,having a total mass of 90.0 kg, down a 60.0º…

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Q: A horse pulls a cart with a force of 15 lb at an angle of 34° above the horizontal and moves along…

A: applied force (F) = 15 lb Angle (θ) = 34o above the horizontal Constant speed (v) = 6.7 mihr

Q: shopper pushes a grocery cart 30.0 m at constant speed on level grou ainst a 45.0 N frictional…

A: Given values:- Distance pushed,(d)=30 m ----(1) Frictional force,(Ff)=45 N ----(2) Angle with the…

Q: A porter pulls a 10-kg luggage along a level road for 5 m by exerting a force of 20 N at angle of…

A: a) pulling  Work = FSCos30° = 20×5×Cos30°  W = 86.6 J

Q: f 25.0° below the horizontal. The force is just sufficient to balance various friction forces, so…

A: Given:- Applied force on the cart F = 30 N directed at an angle of 25.0° below the horizontal The…

Q: In a supermarket, a person pushes his 16-kg shopping cart with a force of magnitude 56 N and a…

A: (given) Mass of shopping cart = 16 kg                       Force (F) = 56 N…

Q: Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 1.8×106 NN , one an…

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Q: Question 1 A 3.50-kg box is acted on by three forces, as shown below. The forces have magnitudes…

A: Magnitude of force 1 is F1 = 22.0 N Magnitude of force 2 is F2 = 19.0 N @ 30 degrees with incline…

Q: A shopper pushes a grocery cart for a distance 21.5 m at constant speed on level ground, against a…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: 1.A force of Si + j+ 2k N displaced a body from a position of i+j+km to 2i+4j+ 6k m. How much work…

A: as per our guidelines we are supposed to answer only one question. Kindly repost other questions as…

Q: 4. To pull a 50 kg crate across a horizontal frictionless floor, a worker applies a force of 210 N,…

A: Given : mass of crate, m = 50 kg θ = 20 ° Force applied by worker, f = 210 N Crate moves, d = 3.0 m

Q: 7.3 • CP A 120-kg mail bag hangs by a vertical rope 3.5 m long. À postal worker then displaces the…

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Q: A horse pulls a cart with a force of 15 lb at an angle of 34° above the horizontal and moves along…

A: Given  Force = 15 lb  Angle to horizontal = 34 degree  Speed ,v = 6.7 mi/h   Work done by force ,in…

Q: (2) The combined force of lift and thrust on a model airplane is a constant F = (4i + 3j + 6k) N. a.…

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

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Q: Baldo and Bruno reached the top of a hill 30.0 m high when they went on hiking.  If Baldo is 90 kg…

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Q: A man pulls a 100 N box using a rope oriented at an angle of 30˚ with the horizontal force on a…

A: Given:Applied force on the box at agnle 30° is F=100 NFrictional force exerted by floor on box, f=8…

Q: 17

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Q: A 70.0 kg skier , starting with a speed of 1.00 m/s skies down a rough 17.0 m high ski hill and then…

A: Mass of skier (m) = 70 kg Initial speed (vo) = 1 msHeight of hill (H) = 17 m velocity at the bottom…

Q: # 3. A physics professor is pushed up a ramp inclined upward at 30.0° above the horizontal as he…

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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: 7. A balky cow is leaving the barn as you try harder and harder to push her back in. In coordinates…

A: Initial position of cow = 0 m Final position of cow = 6.9 m F(x) =-[ 20 N + (3Nm x) ]

Q: As a mass tied to the end of a string swings from its highest point down to its lowest point, Ris…

A: Free Body Diagram of the Mass swinging:

Q: A force and a displacement are given in component form. What is the work done by this force?…

A: →F=5i+2j+k N→∆r=2i-3j+2k m

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Q: A floating ice block is pushed through a displacement of d = (15 m)î – (12 m)j along a straight…

A: A floating ice block is pushed through a displacement of d→=(15m)i^-(12m)j^ along a straight…