23. A spring has a natural length of 20cm. The upper end of the spring is hooked on a-nail. 1 hespring hangs vertically below the nail. When the other end of the spring is attached to a 2.0kgmass, the spring has a length of 25cm. What is the spring constant of this spring (to 2 sig.figs)?1/21622=mghA) 40 N/mB) 390 N/mK =(2(Z19.8)hC) 78 N/mD) 98 N/mE) 5.0 N/m4.9.816.2)

Elongation, x = 25 cm - 20 cm = 5 cm = 0.05 m Mass, m = 2 kg Acceleration due to gravity, g = 9.8…

Answered: 23. A spring has a natural length of…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Similar questions

24. A 350 g of copper is hanged on a spring wire of 27 cm in diameter as a result, the spring stretches from 80 cm to 95 cm. Determine the spring constant. A. 11 N/m B. 23 N/m C. 30 N/m D. 36 N/m
3. A block sitting on a frictionless surface is attached to a spring and pulled to a position 5.0 cm from its equilibrium position before being released. After one cycle, what is the total distance that the block travels?
4. A spring with an equilibrium length of 50.0 cm is holding a 4.00kg mass. The mass causes the spring to stretch to a length of 1.00 meter. What is the potential energy given to the spring?
Find the spring constant k for a spring if a force of 11 N stretches the spring 0.48_m. 22.92.N/m 23.87 N/m F. А. 20.01.N/m 18.73 N/m 20.84 N/m D. В. Е. С. 21.82_N/m
2. An un-stretched spring has a length of 0.50 m and a spring constant of 100. N/m. What force is required to stretch this spring to a length of 0.60 m?
9. A 7.9 kg object is suspended 10 m above the ground. Directly beneath it is a spring with a spring constant of 6500 N/m. Qualitatively describe what occurs to the energy of the system once the object is released? (Hint: Consider what occurs as the object falls, encounters the spring, and if it will go back up again!)
Consider a spring that is stretched 3 cm when a 10 N force is applied. How far will it be stretched when 25 N force is applied? а. 5.7 сm b. 7.5 cm с. 3.5 сm O d. 5 cm
21.A block is suspended from the ceiling by a long, thin strip of tungsten metal. The strip behaves as a spring. To produce a 0.25 m horizontal deflection of the block, a force of 6.5 N is required. Calculate the spring constant(k) for the tungsten strip. 6.5 N 0.25 m A) 0.038 N/m B) 1.2 N/m C) 1.6 N/m D) 13 N/m E) 26 N/m 22. Which one of the following statements concerning streamline flow is true? A) At any given point in the fluid, the velocity is constant in time. B) Streamline flow occurs when there are sharp obstacles in the path of a fast- moving fluid. C) Streamline flow is described by Pascal's principle. D) Streamline flow is described by Archimedes' principle. E) The velocity vectors are the same for all particles in the fluid.
02. When a 308.3-kg refrigerator is loaded onto a 1200-kg car, the springs of the car compress by 1.39 m. Assuming the car’s springs act as a single spring, by how many meters will the car lower if a heavier 535.4-kg refrigerator is loaded instead? Round off your final answer to two decimal places.
A 25 kg mass sliding on a horizontal frictionless floor at 10 m/s rams a spring that is attached to a vertical wall. a) Determine the spring constant when the maximum compression of the spring is 0.453 meters? b) How much compression does the spring have if the speed of the mass has decreased to 7.5 m/s? Show the fbd/figure, given and formula used.

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