9. It took 2000 J of work to stretch a spring from its natural length of 3 m to a length of 8 m. Find the spring's force constant.

Q: A spring whose natural length is 15 cm exerts a force of 45 N when stretched to a length of 20 cm.…

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Q: A spring has natural length 27 cm. Compare the work (in J) W, done in stretching the spring from 27…

A: So  W1 = 4k125 J

Q: A spring with an mm-kg mass and a damping constant 4 (kg/s) can be held stretched 2 meters beyond…

A: Given that, the damping constant 4kg/s, stretched length x=2 meter and force is F=6  Newtons. Find…

Q: A spring has a natural length of 20 cm. If a force of 25 N is required to keep it stretched to a…

A: To determine the work required to stretch the spring from 22 cm to 37 cm.

Q: takes 90 J of work to stretch a spring 1 m from its equilibrium position. How much work is needed to…

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Q: Suppose the ball is dropped at rest from the top of the house 64 ft above the ground and the only…

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Q: The "spring-flex" exercise system consists of a spring with one end fixed and a handle on the other…

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Q: A mass weighing 4 pounds is attached to a spring whose constant is 2 Ib/ft. The medium offers a…

A: A mass weighing 4 pounds is attached to a spring whose constant is 2 lb/ft. The medium offers…

Q: Work of 3 Joules is done in stretching a spring from its natural length to 11 cm beyond its natural…

A: Given information: work done  is 3 joules and the natural length is 11 cm Spring stretched t the…

Q: A spring has a natural (unstretched) length of 1 meter. If a force of 10 newtons is required to keep…

A: Explained below

Q: Work of 22 Joules is done in stretching a spring from its natural length to 20 cmcm beyond its…

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Q: An object is shot straight upward from sea level with an initial velocity of 750 ft/sec. a. Assuming…

A: Initial velocity = 750 ft/sec v0=750 ft/sec The object is travelling up , so the gravitational…

Q: A force of 2 pounds is required to hold a spring stretched 0.4 feet beyond its natural length. How…

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Q: Work of 2 Joules is done in stretching a spring from its natural length to 17 cm beyond its natural…

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Q: 4 Joules of work are done when stretching a spring from its natural length to 20 cm beyond its…

A: The force needed to stretch the spring from its natural length to x meter is  F=kx Work done  by…

Q: A spring has a resting length of 7 meters. Suppose it would take 50 Newton of force to keep the…

A: It is given that a spring has a resting length of 7 meters and the force of 50 newtons is applied to…

Q: a. Work of 4 Joules is done in stretching a spring from its natural length length. What is the…

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Q: 4 Joules of work are done when stretching a spring from its natural length to 14 cm beyond its…

A: Given that:   4 Joules of work are done when stretching a spring from its natural length to 14 cm…

Q: A force of 50 pounds stretches a spring 1 inch from its natural position. Find the work done in…

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Q: A force of 3.0 pounds is needed to stretch the spring to 1.0 ft. from its natural length of 10…

A: Given problem:- A force of 3.0 pounds is needed to stretch the spring to 1.0 ft. from its natural…

Q: A force of 4 pounds is required to hold a spring stretched 0.4 feet beyond its natural length. How…

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Q: A 500-lb motorcycle is headed up a hill inclined at 12°. What force is required to keep the…

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Q: Work of 3 Joules is done in stretching a spring from its natural length to 17 cm beyond its natural…

A: Given  Work = 3 Joule  Distance= 17cm = 0.17m  Find force .

Q: 236 A 1-m spring requires 10 J to stretch the spring to 1.1 m. How much work would it take to…

A: Given natural length of spring=1 mWork done to stretch it to 1.1 m is 10 JSo, W1=10 J, L0=1 m and…

Q: 7. A planet of gravitational field g = much escape velocity? 11.5 N/kg and a radius of 7000 km will…

A: For the solution of the problem follow the next step.

Q: Suppose that 3 of work is needed to stretch a spring from its natural length of 30 cm to a length of…

A: we know the work needed to stretch the spring W=12kx2 where x is the elongation. x=xf-xi=45-30=15…

Q: 18. A spring has a natural (unstretched) length of 1 meter. If a force of 10 newtons is required to…

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Q: . A spring has a natural length of 40 cm. If a 60-N force is required to keep the spring compressed…

A: Given natural length of spring , l=40 cmFor a change in length , △x of 10 cm , 60 N force is…

Q: 1) What is the force on a 1000 kg elevator accelerating at 2 m/s2?

A: Force = mass * acceleration.

Q: This is a differential equations problem.

A:

Q: A mass weighing 4 pounds is attached to a spring whose constant is 2 Ib/ft. The medium offers a…

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Q: A force of 200 N will stretch a garage door spring 0.8 m beyond its unstressed length. How far will…

A: Given information:

Q: Shown is the graph of a force function (in newtons) that increases to its maximum value and then…

A: Since there are multiple questions present and you have not specified which question to answer,…

Q: Suppose a spring has a natural length of 18 inches. If a force of 20 lbs is required to stretch and…

A: Use the integration to find the work performed to stretch the spring.

Q: A force of 40 N is required to hold a spring stretched 5 cm beyond its natural length. How much work…

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Q: A force of 7 Ib is required to hold a spring stretched 9 in. beyond its natural length. How much…

A: Given that a force of 7 Ib is required to hold a spring stretched 9 in. beyond its natural length.…

Q: 5. The work required to compress a spring from its' natural position is 2 m is 1930 Joules. Find the…

A: Assume that ‘F’ denotes the force ‘x’ the natural length ‘k’ the spring force constant and W be the…

Q: Suppose a force of 40 N is required to stretch and.hold a spring 0.2 m from its equilibrium…

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Q: A mass weighing 4 pounds is attached to a spring whose constant is 2 Ib/ft. The medium offers a…

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Q: A force of 3 N is required to keep a spring extended 1/9 m  beyond its equilibrium length. What is…

A: If spring constant is 'k' than Force required to extend spring 'x' meter is F=k(x)Here x = 1/9 mF= 3…

Q: It takes 1,600 joules (J) of work to stretch a spring from its natural length of 4 meters (m) beyond…

A: W=12kA2, where A is stretched or compressed length of spring

Q: Suppose that 3 ] of work is needed to stretch a spring from its natural length of 30 cm to a length…

A: Given problem:- Suppose that 3 of work is needed to stretch a spring from its natural length of 30…

Q: Work of 5 Joules is done in stretching a spring from its natural length to 17 cm beyond its natural…

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Q: It takes 50J of work to stretch a spring 0.2m from its equilibrium position. How much work is needed…

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Q: Suppose a force of 30 N is required to stretch and hold a spring 0.1 m from its equilibrium…

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Q: A projectile is fired vertically upward with an initial velocity of 210 m/sec from a point 2 m above…

A: projectile motion

Q: a. A water tank has the shape of an upright cylinder with radius r = 1 meter and height 10 meters.…

A:

Q: A mass weighing 4 pounds is attached to a spring whose constant is 2 Ib/ft. The medium offers a…

A:

Q: A constant horizontal force of 21 N pushes a 5 kg-mass through a medium that resists its motion with…

A: Since force is 21N , and ,mass is 5kgso, acceleration by the force is 215. There is an opposing…