In Melde's experiment, the number of loops on the string changes from 4 to 3 by addition of a weight of 0.07 kg. wt. what is the initial tension in the string ?
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- Needs Complete typed solution with 100 % accuracy. Don't use chat gpt please.The class I'm taking is physics for scientists and engineers! I am completely stuck. Need help. I have attached the problem. Please view both attachments before answering. If you can please explain your answer so I can fully understand. Thank you!no handwritten answers... answer a, b and c...
- The system shown in the figure is in equilibrium. If the block has a mass of 7 kg and the angle θ = 32. What is the tension in the string connecting the block to the wall? Express your answer in Newtons.Please, explain it step-by-step process.The pair of pulleys is used to lift a 40-kg block 0.25 m. The constant upward acceleration of the block during the lift is +2.5 m/s^2, and the pulleys and rope have negligible inertia and negligible friction. A. What is the tension in the pulling rope? Express your answer with the appropriate units. B. What is the tension in the rope from which the block hangs? Express your answer with the appropriate units. C. Determine the magnitude of the force exerted by the upper mount on the top pulley. Express your answer with the appropriate units. D. How much work is done by the person pulling the rope in lifting the block 0.25 mm? Express your answer with the appropriate units. E. By how much does the kinetic energy of the block change in this process? Express your answer with the appropriate units. F. How much work is done on the block by the rope attached to it? Express your answer with the appropriate units. G. How much work does the ceiling do in this process? Express your answer with the…
- Consider two geometrically identical marbles stacked in a container as shown. The radius of each of the marbles is R. while the width of the container is 2.9R. The marble at the top has a weight 0.78 N while the weight of the lower marble has a weight of 0.82 N. What is the magnitude of the normal force at point B? Express your answer in Newtons and with two decimal places. C А ВA box of mass M = 50 kg rests on a rough (ji) horizontal surface. When a force F = 300 N is acted on the box as %3D %3D shown in the figure below, the box becomes on the verge of slipping (Y alig de j gainall ). The coefficient of static friction of the rough surface is: F A. 0.92 B. 0.75 40° C. 0.14 D. 0.57 E. 0.34A staging that weighs 390 N supports two painters, one 290 N and the other 340 N. The reading in the left scale is F = 460 N. 460 F, What is the reading F, in the right hand scale? Answer in units of N.