Answered: A boy carrying a bag on his shoulders…

Name: A boy carrying a bag on his shoulders walking at angle of 90 degrees d
Uploaded: 2024-03-20T06:57:25.000Z
Channel: Bartleby
Description: A boy carrying a bag on his shoulders walking at angle of 90 degrees does any work or not?

Science

Physics

A boy carrying a bag on his shoulders walking at angle of 90 degrees does any work or not?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter11: Energy And Its Conservation

Section11.1: The Many Forms Of Energy

Problem 6PP

See similar textbooks

Related questions

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

Q: An object moving along the x axis is acted upon by a force F, that varies wit. position as shown.…

A: The work done by the force will be equal to the area under the graph. The area under the graph is…

Q: The work done by a force that varies in magnitude can be obtained from which of the following…

Q: How much work did the movers do (horizontally) pushing a 160-kg crate 10.3 m across a rough floor…

A: Since the crate is moving acceleration, the pusher must do a work to overcome the frictional force.…

Q: Why do we say that the work done by coolie carrying a suitcase along a horizontal road is zero?

A: When a coolie lifts the luggage, he applies the force in the upward direction, which is against…

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: Cite an example in which a force is exerted on an object without doing work on the object.

A: The work done will be zero when the applied force on an object is perpendicular to the displacement…

Q: In physics, what conditions must be satisfied if work is to be done?

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: An apple weighing 1 N falls throughas a distance of 1 m. How much work is done on the apple by the…

A: weight of apple(W)= 1N Distance(d)=1m Work done=F.d=Fdcosθ F is force θ is angle between force and…

Q: - A weight-lifter does 4.4 x 10³ J of work in raising a weight from the floor to a height of 2.0…

A: Given Work (w) = 4.4 × 103 J Height (h) = 2 m (a) let average force is ' F ' . w = F× h…

Q: Which situation DOES NOT demonstrate a work done? O A lady in an ascending elevator. O A waiter…

A: The work done by a force can be defined as the product of the displacement of an object and the…

Q: how much work did the movers do (horizontally) pushing a 46.0-kg crate 10.3 m across a rough floor…

A: The expression for the required work done is,

Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…

A: The work done by non-conservative is responsible for the mechanical energy of system. When work done…

Q: A mouse of mass 30.0 g falls 130 m down a vertical mine shaft and lands at the bottom with a speed…

Q: Ahmed carrying a weight of 50 N walks a distance of 2m as shown in figure. The work done by him is…

Q: Figure shows a girl pulling a wagon with a force of 50 pounds.How much work is done in moving the…

A: Force applied (F) = 50 N Distance moved (d) = 100 feet = 30.48 m Angle between Force and direction…

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: How much work did the movers do (horizontally) pushing a 43.0-kg crate 10.3 m across a rough floor…

A: Given data:Mass of the crate, M = 43.0 kgDistance moved, d = 10.3 mCoefficient of friction = 0.50

Q: Calculate the total work done on a 1550-kg car as it coasts 20.4 m down a hill with f = 5.00°. Let…

A: Let m be the mas of the car, s is the distance traveled down the hill, and θ is the inclination…

Q: How much work is done by the boy pulling his sister 30.0 m in a wagon as shown? Assume no friction…

Q: A 185 kg refrigerator is placed inside a mobile freight transport by pushing it up on a 10.0 m ramp…

Q: Why is it tiring to push hard against a solid wall even if no work is done? A 75 kg firefighter…

A: Q 1) We get tired because we use our energy to contract the muscles. We try to push the wall using…

Q: Give 5 situations in which work is not done on it.

Q: Which situation DOES NOT demonstrate a work done? O A boy pulling a bag with string. O A boy walking…

A: Let's check each option one by one A boy pulling a bag with string It represents work . Since on…

Q: An 0.5 kg object is initially located at a height 2.5 m was kicked vertically upward to a height of…

A: The work done is given by W = F s cos A where, F is the force, s is the displacement and A is the…

Q: A mouse of mass 176 g falls 92 m down a vertical mine shaft and lands at the bottom with a speed of…

Q: How much work is done by the boy pulling his sister 29.0 m in a wagon as shown below? Assume no…

Q: Calculate the work needed to lift a 20 kg sack of rice vertically at 6-5 m ?

Q: Calculate the average power necessary for a 55.8 kg person to run up a 5.0 m high, sloped hill, in…

A: The expression for the average power is P=Wt Here,P is the average power, iWs the work done by…

Q: A baseball of mass 350 g is hit at home plate with a speed of 50 m/s. When it lands in a seat in the…

Q: A 50 kg sack of rice was raised to height of 1.2 meter by the delivery boy to the car’s roof, find…

Q: Can positive work and negative work be done on an object at the same time?

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

Q: If 2.0 J of work is done in raising a 0.180 kg apple, how far is it lifted? (Remember: F = mg)

A: Given Work done W=2J Mass of apple m=0.18kJ

Q: A body of 4.0 kg is lying at rest. Under the action of a constant force, it gains a speed of 5 m/s.…

A: Given values: Mass, m=4.0 kg Initial speed, u=0 m/s Final speed, v=5 m/s

Q: Is the work done by the applied force positive or negative when a heavy body is lowered to the…

A: Let h be the height at which the body is initially, F be the applied force, W be the work done by…

Q: Can the normal force on an object ever do work? Explain.

A: The work done on any object is given by W=Fd

Q: A baseball of mass 0.25 kg is hit at home plate with a speed of 40 m/s. When it lands in a seat in…

A: Given: Mass of the ball = 0.25 Kg Speed of the ball = 40 m/s Horizontal distance from home plate =…

Q: A man pushes an 46-N crate a distance of 62 m upward along a frictionless slope that makes an angle…

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: Why does the force of gravity does no work on a car that rolls down a hill but no work when it rolls…

A: Actually there is a small mistake in the given question. The question is the force of gravity does…

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: A force of F = 161 N pulls a mass of 15 kg a distance of x = 5.7 m, as shown. How much work is done…

A: Given, force (f) =161N distance (d) = 5.7 m

Q: Why does one get tired when pushing against a stationary wall when no work is done on the wall?

A: Work done can be calculated as the product of the displacement and the force applied.

Topic Video

Question

A boy carrying a bag on his shoulders walking at angle of 90 degrees does any work or not?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

As a young man, Tarzan climbed up a vine to reach his tree house. As he got older, he decided to build and use a staircase instead. Since the work of the gravitational force mg is path Independent, what did the King of the Apes gain in using stairs?
A mouse of mass 200 g falls 100 m down a vertical mine shaft and lands at the bottom with a speed of 8.0 m/s. During its fall, how much work is done on the mouse by air resistance?
Can the power expended by a force be negative?
What is the dominant factor that affects the speed of an object that started from rest down a frictionless incline if the only work done on the object is from gravitational forces?
The force F(x) varies with position, as shown beolow Find the work done by this force on a particle as It moves from x=1.0 m to x=5.0 m.
A cyclist in a race must climb a 5 hill at a speed of 8 m/s. If the mass of the bike and the biker together is 80 kg, what must be the power output of the biker to achieve the goal?
What average power is generated by a 70.0-kg mountain climber who climbs a summit of height 325 m in 95.0 min? (a) 39.1 W (b) 54.6 W (c) 25.5 W (d) 67.0 W (e) 88.4 W
The surface of the preceding problem is modified so that the coefficient of kinetic friction is decreased. The same horizontal force is applied to the crate, and after being pushed 8.0 m, its speed is 5.0 m/s. How much work is now done by the force of friction? Assume that the crate starts at rest.
A baseball of mass 0.25 kg is hit at home plate with a speed of 40 m/s. When it lands in a seat in the left-field bleachers a horizontal distance 120 m from home plate, it is moving at 30 m/s. If the ball lands 20 m above the spot where it was hit, how much work is done on it by air resistance?
Consider a particle on which a force acts that depends on the position of the particle. This force is given by . Find the work done by this force when the particle moves from the origin to a point 5 meters to the right on the x-axis.
Suppose you are jogging at constant velocity. Are you doing any work on the environment and vice versa?
A rope having a total mass of 0.4 kg and total length 4 m has 0.6 m of the rope hanging vertically down off a work bench. How much work must be done to place all the rope on the bench?