4. If the work required to stretch a spring 0.25?? beyond its natural length is 12 ?? − ??, how much work is needed to stretch it 9 ?? beyond its natural length

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

A: Given, Mass of crate is 46.0 kg and move to distance 10.3 m and coefficient of friction is 0.50

Q: (II) What is the minimum work needed to push a 950-kgcar 710 m up along a 9.0° incline? Ignore…

A: Given data The mass of the car is m = 950 kg. The distance covered by the car is d = 710 m. The…

Q: 4. A force of 1 pounds is required to hold a spring stretched 0.2 feet beyond its natural length.…

A:

Q: A hummingbird has a mass of about 1.7 g. Suppose a hummingbird does 0.15 J of work against gravity,…

A:

Q: 14 A 50-kg crate is pulled 40m along a horizontal floor by a constant force of 100N exerted by a…

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Q: (-4) 2.0 How much work does the force F(æ) N do on a particle as it moves from x = 2 m to x = 9 m? W

A:

Q: 1. How does the work required to stretch a spring 2.0cm from Its unstressed length compare with the…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: 3. An 8.5 kg package in a mail sorting room slides 2.0 m down a chute that is inclined at 53.0°…

A: Given The mass of the package is m=8.5 kg. The distance travel by the package is d=2 m. The angle…

Q: To compress a spring 5.0 cm from its unstretched length, 18.0 J of work must be done. (a) What is…

A: Given 18 joule of work is to be done to compress a spring by 5cm from natural length. Work done on…

Q: A 3 kg particle starts from rest at x = 0 and moves under the influence of a single force F= 10 + 5x…

A: The work done by a force F(x) on a particle as the particle moves from x = a to x = b, is given…

Q: 1. The force acting on a particle is Fx = (8.00x - 16.0), where F, is in newtons and x is in meters.…

A:

Q: A force of 20 Ib is required to hold a spring stretched 8 in. beyond its natural length. How much…

A:

Q: QUESTION 10 10. The force required to hold a spring 0.5 m past its natural length is 8 N. Find the…

A:

Q: 4a) How much work is required to accelerate a 50.0 kg box along a flat, frictionless horizontal…

A:

Q: 1) How much work is needed to change the speed of a 1837 kg sport utility vehicle from 15.0 m/s to…

A: Given data:  Mass (m) = 1837 kg Initial velocity (Vi) = 15.0 m/s Final velocity (Vf) = 60 m/s…

Q: 13. •• IP To clean a floor, a janitor pushes on a mop handle with a force of 50.0 N. (a) If the mop…

A: Given data: The force applied is F=50 N. The angle with horizontal is θ=55°. The distance traveled…

Q: 2. You push your physics book 1.50 m along a horizontal tabletop with a horizontal push of 2.40 N…

A:

Q: A 20-kg child slides down a 3.0m-high playground slide. She starts from rest and her speed at the…

A: Given Height of the playground is h=3.0 m Mass of the child is m=20 kg Initial speed of the child is…

Q: Five kilograms of mangoes is bought on a market and measured using a vertical spring scale that…

A:

Q: 008 (part 1 of 2) 10.0 points The force required to stretch a Hooke's-law spring varies from 0N to…

A:

Q: 3. A factory worker pushes a 30.0-kg crate a distance of 4.5 m along a level floor at constant…

A: Given data: The mass of crate is m=30 kg. The distance traveled is d=4.5 m. The applied force is…

Q: 1. Calculate the potential energy, kinetic energy, mechanical energy, velocity, and height of the…

A: According to bartleby's guidelines, I am allowed to solve only 1 question at a time.

Q: 13. Which requires more work, carrying a 420-N knapsack up a 200 meter high hill or carrying a 210-N…

A: Given  two forces F1= 420N and F2 = 210N And two displacement d1= 200m and d2 = 400m So we have to…

Q: An object whose mass is 2.00 kg is lifted upward a distance of 3.55 m against the pull of gravity on…

A: Given: The mass of the object is 2 kg. The height of the object is 3.55 m. The acceleration due to…

Q: A particle was subjected to a force F, that varies with position as described by 375 F = x³+3.75x…

A: Rewrite the force using partial fraction

Q: A bungee cord exerts a nonlinear elastic force of magnitude F(x) = k1x + k2x°, where x is the…

A:

Q: 1. How far must a 12N force pull a 150g toy car if 600 J of energy are transferred? distance m 2. An…

A: 1)Force applied=12N mass of the toy car=150gm=0.15 Kg Energy transferred to the toy car=600J…

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

A: Given: The work done d is 3 J from its natural length of 30 cm to 45 cm.   To find: The work is done…

Q: How much work is done in moving a 130-kg crate along a rough floor 3.6 m without acceleration if the…

A: Solution: As there is no acceleration, the applied force,F =…

Q: A student slides her 72 kg desk across the level floor of her dormitory room a distance 5 m at…

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Q: How much work is done by the spring in pushing the block from its initial position at x = -5.00 cm…

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Q: 11. What happens to the kinetic energy of a moving object if the net work done is positive? c. The…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: 7) A1,000[kg] rock is moved from the north end of a parking lot to the south end. The parking lot is…

A: Since, work done(W) is defined as the product of Force(F) and displacement(d).Mathematically:-…

Q: 4. A spring has a force constant of 1500 N/m. How much work is required to extend the spring 0.1m…

A: As per bartleby guideline I am solving the first question, given that, k=1500 N/m x=0.1 m

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: How much work was done by gravity in lifting a 2-kg object 5m above the horizontal? 2.How much work…

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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: m e А В C D

A: Given: Mass of block (m) = 100 g. Compression of spring (x) = 80 cm. = 0.8 m. Spring constant (k) =…

Q: A bungee cord exerts a nonlinear elastic force of magnitude F(x) = k,x + k,x², where x is the…

A: The work done can be calculated using the expression

Q: How much work is required to stretch a spring from x-4.5 cm to x-8.2 cm given a spring constant of…

A: