A spring extends elastically by 10 cm when a force of 20 N is applied to it. What force would be needed to extend the spring by 5 cm?

Q: I find a spring that is labeled "80 N/m", but it is actually 3.5 inches long. I fasten a beam…

A: The length of the spring is given to be 3.5 inches. And it has been fastened from a beam 789mm above…

Q: You have been hired to design a spring-launched roller coaster that will carry two passengers per…

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Q: Problem 1: Consider an object which is going to be pushed up a slope by a spring. The spring has a…

A: The 50 gm object is held against the spring, having a spring constant of 100 N/m Let m=50 gm=50×10-3…

Q: At sea level a nitrogen molecule has an average translational kinetic energy of 8.7 x 10-21 J. Its…

A: At sea level, a nitrogen molecule has an average translational kinetic energy of 8.7 x 10-21 J. Its…

Q: 15. A Hooke's Law spring is compressed 15.0 cm by an applied force of 75 N. This compressed spring…

A: Force (F) = 75 N Compression(x )= 15 cm Mass (m) = 23 g

Q: u are asked to design spring bumpers for the walls a parking garage. A freely rolling 1300 kg car…

A: Given that, Mass of car M = 1300 kg  velocity of car V = 0.63 m/sec  compression in spring  x = 8.1…

Q: With the aid of necessary equations, explain total energy of a system.

A: We know that,the total enrgy of the system is sum of enrgies posse due to motion or due to the…

Q: 18. A 45-g arrow was released with an average force of 115 N over a distance of 5.75 m. What is the…

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Q: A block of mass 1 kg is released on an inclined plane (see the figure below). For the spring, k =…

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Q: 12. A student applies a force of 20 N and stretches a spring 5 cm. When she applies a force of 40 N,…

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Q: A block of mass 5 kg has a speed of 2 m/a at a height h above a spring (k = 1000 N/m). If the spring…

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Q: An archer pulls back the string on her bow to a distance of 50 cm from its equilibrium. To hold the…

A: Given compressed distance is x= 0.50 m Applied force is F=160 N

Q: A tourist (mass m) jumps off the bridge with an initial vertical upward velocity vo. Determine the…

A: a)We will neglect any air resistance here.The water level be the zero of the gravitational potential…

Q: A block with weight w = end of a vertical spring with a spring constant k. The spring is stretched…

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Q: A block with weight w = 30 N is attached to one end of a vertical spring with a spring constant k.…

A: Weight is balanced by the spring force Then. Kx= W. K= W/x. K=30/.1 K= 300 N/M

Q: .  A spring stretches 20 cm when a mass of 150 g is loaded on it.  What is the spring constant?  How…

A: Stretches x= 20cm = 0.2m Mass M = 150g = 0.15kg Weight W= M*g= 0.15*10= 1.5N

Q: When a 6.50 kg load is hanging from the free end of a 29.0 cm long spring, the spring extends to a…

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Q: An 8.0-cm-long spring is attached to the ceiling. When a 2.3 kg mass is hung from it, the spring…

A: Using Hooke's law, the expression for spring constant is k=F∆x=mg∆x Substitute values in the above…

Q: Q. 17: The work done in breaking a water drop of radius 1 cm into 64 equal droplets (surface tension…

A: To find-Workdone (W)=?Given-n=64 dropletsR=1 cm=10-2 mT=0.07 N/m

Q: The 3.8 kg box shown below slides down the ramp from a height of 2.4 m, and strikes the spring.…

A: mass = 3.8 kg h = 2.4 m k = 4.7 N/m

Q: tendons obey Hooke's Law. In laboratory tests on a particular tendon, it was found that, when b)…

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Q: An archer draws her bow and stores 34.8 J of elastic potential energy in the bow. She releases the…

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Q: 9) A spring has a constant of 875 N/m. What hanging mass will cause this spring to stretch 4.5 m?

A: Let's Consider a vertical spring of spring constant 'k' On which we hang a mass 'm'It will stretch a…

Q: Of waterfalls with a height of more than 50 m, Niagara Falls in Canada has the highest flow rate of…

A: This problem can be solved using power output formula in fluid dynamics.

Q: Two springs, each with spring constant ks = 5.7 × 106 N m-¹ are used in a set of train buffers. The…

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Q: You have been hired to design a spring-launched roller coaster that will carry two passengers per…

A: The height car can goes high (∆h)= 13 mThe descending height to the track's lowest point = 19…

Q: Complete Solutio

A: Given as, k=8.8 Nmm,W=90,000 N-mm,Initial length=300 mm.

Q: The potential energy of a nitrogen atom in an ammonia (NH3) molecule varies with position as U(x) =…

A: Given potential energy U(x) = x4 - 2ax2 with a=some constant We know the relation between potential…

Q: A block of mass 4.70 kg is leaning against a spring of spring constant 5.43⋅102 N/m (see figure). At…

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Q: A bow made for arrows behaves just like a spring. You pull on the bow and stretch it a distance of…

A: Given, A bow made for arrows behaves just like a spring. Distance of stretch x = 0.44m Maximum force…

Q: a spring has an unstretched length of 25.0 cm. When a 500g mass is hung from this spring a length of…

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Q: A 68.1-kg boy is surfing and catches a wave which gives him an initial speed of 1.60 m/s. He then…

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Q: A block suspended by spring stretches a spring by some amount X. If the same block is suspended from…

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Q: , x' A A- 1 Normal 1 No Spac... Heading 1 Heading 2 Title ont Paragraph Styles 4. A steel spring is…

A: Here there are two forces acting opposite to each other, the weight of the monkey acting downwards…

Q: A 1.40 gram rubber-band starts as 90 mm long; 5.1 N stretches it to 150 mm long, but most kids use…

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Q: Lume The mass of the block depicted in the image is 1.60 kg. The spring has a spring constant of…

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Q: m under a force of 600 N. What is the spring constant f

A: Given:-  The spring force F = 600 N  The spring compressed within a distance x = 0.4 m  Find:-…

Q: Take a spring and cut it in half to make two springs. Is the spring constant of these smaller…

A: Given:Consider a larger spring and cut into two equal small spring.Formula used:Restroing force as…

Q: If a 1-kg object stretches a spring by 2 cm, how much will the spring be stretched when it supports…

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Q: Please hand by written ans.  A vertical 27-cmcm-long spring has its bottom end attached to the…

A: (1) Original length = 27 cm Compressed length = 22 cmCompression (x) = 5 cm = 0.05 mMass of the box…

Q: A 2kg brick falls at 4.2 m/s from a height of 5m above a spring that has a spring constant of 43…

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Q: The small 0.25-kg slider is known to move from position A to position B along the vertical-plane…

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Q: Find the work done by pumping all the oil (density = 794.6 kg / m³) over the edge of a cylindrical…

A: Solution:   Given Values, Density (ρ)=794.6 Kg/m3)radius of the base(r)=1.2 mheight (H)=3.0 m