Find the work done by a person weighing 138 lb walking exactly one and a half revolution(s) up a circular, spiral staircase of radius 5 ft if the person rises 19 ft after one revolution. Work = ft-lb
Q: (d) Does the cube launched from the ramp on track A spend more, less, or the same amount of time in…
A:
Q: In the figure, the rock weighs 130 lb and is lifted 1 ft by the lever. F Fulcrum 3F 3d (a) How much…
A: Given data: a)Force F=130lb Distance d=1 ft b) Distance d=3 ft
Q: A 3 kg ball falls from height of 14 m. What willbe potential energy of the ball after 1 second? Use…
A: Given that, The mass of a ball, m = 3 kg It falls from a height of 14 m. First we find the position…
Q: Force= 7x3-4x. Find the work in mks units done by the force for a distance of x=1 to x=5.
A: Force= 7x3-4x.Find the work in mks units done by the force for a distance of x=1 to x=5.The formula…
Q: A spring with a force constant of 167 N/m is compressed 1.0 cm. The work done on the spring is ___.
A: Let us consider a force F applied on a spring system, such that F=-kx (negative sign indicates…
Q: Calculate the Work = F x d done by gravity that pushes the car down the ramp. Which d (distance) do…
A: Analyze the following figure. The ramp’s angle (θ) can be determined as, Here, h and l represent…
Q: Find the work done by a person weighing 160 lb walking exactly one revolution(s) up a circular,…
A: A person of weight F=160 lb is walking up a spiral staircase of radius r=4 ft and he rises up to a…
Q: Suppose that 6 J of work is needed to stretch a spring from its natural length of 32 cm to a length…
A:
Q: A block of weight w=35.0 N sits on a frictionless inclined plane, which makes an angle = 34.0 with…
A:
Q: A force of 30.0 N is required to push a 20.0 Kg mass 2.00 m across the floor. The mass is then…
A: Data provided: Horizontal force (F) = 30.0 N m = 20.0 kg Horizontal displacement (d) = 2.00 m…
Q: A force of F(x) = x2 - cos(3x) + 4 measured in Newtons and where x is in meters, acts on an object.…
A:
Q: 74.3 J of work is needed to push an object of mass 13.9 kg from point A to point B of the…
A: Given data: Work done (W) = 74.3 J Mass (m) = 13.9 kg Angle (θ) = 30°, above the horizontal…
Q: Find the work done by a person weighing 126 lb walking exactly two revolution (s) up a circular,…
A:
Q: The force, ? required to compress a spring by a distance ? meters is given by ?=4? newtons. Find the…
A: Given Data : The force required to compress the spring is given as F = (4x)N The initial position of…
Q: A spring has a natural length of 28 cm. If a 23 N force is required to keep it stretched to a length…
A:
Q: A spring has a natural length of 16 cm. If a 25-N force is required to keep it stretched to a length…
A:
Q: Suppose that 6 J of work is needed to stretch a spring from its natural length of 28 cm to a length…
A:
Q: stant force of 10.3 newtons is used to push a 3.0 kilogram mass 15.0 meters across the floor. How…
A: We know that the work done on an object is defined as when a force F is applied to an object of mass…
Q: A 3 kg ball falls from height of 14 m. What willbe potential energy of the ball after 1 second? Use…
A:
Q: A force of 20 N acts on a body and moves it through a distance of 5 m in the direction of force.…
A: Given data: Force (F) = 20 N Distance (d) = 5 m Angle between force and displacement (θ) = 0°…
Q: A horse plows a 150 m-long furrow in 7 min, exerting a force of 750 N. What is its power output,…
A:
Q: A variable force of 7x-2 pounds moves an object along a straight line when it is x feet from the…
A: Solution
Q: Suppose that 4 J of work is needed to stretch a spring from its natural length of 36 cm to a length…
A: Work done is when spring stretched from natural length to Note:Find:(a) Work done needed to…
Q: A 5 kg ball falls from height of 29 m. What willbe potential energy of the ball after 1 second? Use…
A:
Q: How much work would a child do while pulling a 12-kg wagon a distance of 6.769 m with a 28.75 N…
A: Given Mass of wagon = m = 12 kg Distance moved = s = 6.769 m Applied force = F = 28.75 N We have to…
Q: Find the work done by a force F=7i (magnitude 7 N) in moving an object along the line from the…
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- Suppose that 5 J of work is needed to stretch a spring from its natural length of 26 cm to a length of 43 cm. (a) How much work is needed to stretch the spring from 34 cm to 39 cm? (Round your answer to two decimal places.) J (b) How far beyond its natural length will a force of 30N keep the spring stretched? (Round your answer one decimal place.) cmSuppose that 4 J of work is needed to stretch a spring from its natural length of 26 cm to a length of 35 cm. (a) How much work (in J) is needed to stretch the spring from 31 cm to 33 cm? (Round your answer to two decimal places.) J (b) How far beyond its natural length (in cm) will a force of 10 N keep the spring stretched? (Round your answer one decimal place.) cmA force of 57.1 N is applied to a box at an angle of 34.0° below the horizontal. Find the work that is done in pushing the box 15.8 m. Use g=9.8
- A student who weighs 547 N climbs a stairway (vertical height of 2.9 m) in 21 s. (a) How much work is done?=__________ J(b) What is the power output of the student?=__________ WForce = 6 x2 - 8 x. Find the work in mks units done by the force for a distance of x = 1 to x = 7.An 82 kg person climbs a ladder, gaining 1.1 m in height. Find the work done to accomplish this task. Express your answer in J.
- Hello, Can someone please show how to solve parts a b and c please? Thank youA spring has a natural length of 6 m. If a 4-N force is required to keep it stretched to a length of 10 m, how much work W is required to stretch it from 6 m to 18 m? (Round your answer to two decimal places.) W = 18 X JA spring has a natural length of 24.0 cm. If a 27.0-N force is required to keep it stretched to a length of 34.0 cm, how much work W is required to stretch it from 24.0 cm to 29.0 cm? (Round your answer to three decimal places.) W =
- You push your much-loved 3-kg physics book 1.29 m along a horizontal table top with a horizontal force of 2.72 N against a frictional force of 0.65 N. What is the total work in J done on the book? Give your answer to 2 decimal place.Force = 4x ^ 4 - 3x. Find the work in mks units done by the force for a distance of x = 1 to x = 7:A spring has natural length 24 cm. Compare the work (in J) W1 done in stretching the spring from 24 cm to 34 cm with the work (in J) W2 done in stretching it from 34 cm to 44 cm. (Use k for the spring constant.)