In a single movable pulley, if the effort moves by distance x upwards , by what height is the laod rasied?

Q: A mass of 50 tonnes is to be pulled up a smooth plane having an inclination of 1 in 50. Find the…

A: Given:-   M=50 tonnesMass, M=50 tonnes=50×103kgdistance traveled, S=2meterInclination angle, tan…

Q: only a N Is applled, the boX WIII COver X distance in 4 s, and if only a 100 N is applied, the box…

A: friction force always oppose the relative motion . when we applied the force on block frictional…

Q: In the figure shown below, the value of co- efficient of dynamic friction between 500 N block and…

A: Draw the free-body diagram of the 100 N block.

Q: On a 5-meter-long seesaw, the father and son are sitting. If the 30kg son sits at one end, the 50kg…

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Q: In a single fixed pulley, if the effort moves by distance x downwards, by what height is the laod…

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Q: A metal can containing condensed mushroom soup has mass 215g,height 10.8cm, and a diameter of…

A: Find Average speed of the can: V_avg = distance traveled/time taken  V_avg = 3.00 m/1.50 s = 2.00…

Q: To reduce the power needed to run an appliance by 1/3, how much work is needed if the time taken to…

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Q: A buffalo is capable of producing 250 watts of power. If it pulls a plow with a 50-kg force,…

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Q: Conservative forces lose no mechanical energy to

A: Any energy of the system is lost into the heat energy. In the case of the conservative force, there…

Q: If an input of 100 J in a pulley system increases the potential energy of a load by 60 J, what is…

A: Given that Input energy = 100 J Output energy = 60 J

Q: the hammer of a pile driver weighing 72N falls through a height of 5m. if it drives a nail 18cm into…

A: The third equation of motion is  v2 = u2 + 2 a s  where, v is the final velocity, u is the initial…

Q: ift twice its mass or 2m?  What other examples of Mechanical Advantage are an average t

A: How can a mass, m, lift twice its mass or 2m?  Explain:- The mass m  can be left the mass 2m, menas…

Q: A lever has the following dimensions: Resistive force distance: 15 cm Effort force distance: 85 cm…

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Q: Can a machine act as a force multiplier and speed multiplier simultaneously ? If yes , how?

A: No, a machine cannot act as a force multiplier and speed multiplier simultaneously.

Q: A hollow block of mass 3 kg is lifted to a height of 10 m in 3 minutes. What is the average power in…

A: The mass of the hollow block, m=3 kg   The height, h=10 m   The time duration, t=3 min=3 min×60 s1…

Q: Calculate the IMA of a compound machine made of a lever with an input arm of 9 cm and an output arm…

A: Input arm (l) = 9 cm Output arm (L) = 3 cm Length of inclined plane (d) = 6 cm Height (h) = 0.5 m

Q: Do you think there are any other types of simple machines, other than pulley, lever, wedge, wheel…

A: Here there are only given six types of simple mechines,pully, lever,wedge wheel and axle,inclined…

Q: o when rotated through

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Q: Suppose you use an ideal pulley of the type shown in Figure 5.18(a) to support a car engine of mass…

A: a. The required tension in the rope is

Q: In a two-pulley system, the centers of the pulleys are 20 inches apart. If the radius of each pulley…

A: Given:-                    In a two-pulley system, the centers of the pulleys are 20 inches apart.…

Q: A box is given a push so that it slides across the floor. How far will it go, given that the…

A: Let f be the force of friction on the, u be the initial speed of the box, v be the final speed of…

Q: The staples inside a stapler are kept in place by a spring with a relaxed length of 0.116 m. If the…

A: Given data The relaxed length is L1=0.116 m The final length is L2=0.146 m The spring constant is…

Q: A lever of length 200 cm has an effort of 20 kgf at a distance of 50 cm from the fulcrum at one end.…

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Q: A bowling ball, whose radius R is 11cm and whose mass is 7.2Kg, roll from rest down a plank whose…

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Q: Kg and móvés 240 m up the shaft in 23 s at constant speed. At what average rate doesj the force from…

A: Here, we calculate  the average  rate given as follow;

Q: A 2.0 kg mass is placed against a spring of force constant 800 Nim, which has been co m, as…

A: Given:- The force constant of the spring is k = 800 N/m  The compression of the spring d = 0.22 m…

Q: A lever of length 100 cm has effort of 15 kgf at a distance of 40 cm from the fulcrum at one end.…

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Q: Why is it important to reduce friction on compound machines?

A: The friction force is the force which opposes the relative motion between the two bodies.

Q: A lever of length 200 cm has an effort of 20 kgf at a distance of 50 cm from the fulcrum at one end.…

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Q: An engine develops 15 kw of power. How much time does it take to lift 250 kg to a height of 30m ?

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Q: A lever of length 300 cm has an effort of 15 kgf at a distance of 40 cm from the fulcrum at one end.…

A: GIVEN: length of lever l = 300cm  effort on lever = 15kgf at a distance of 40cm from the fulcrum so…

Q: Assuming this maximum height was the result of one push from her parent, what was the average force…

A: Given data, distance S=152 cm

Q: What is the ideal mechanical advantage of a ramp that is 4.3 m tall and 27 m long? A 1.5 6.3 22.7…

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Q: 5.0m Give the equilibrium condition in the x-direction. Solve for T, in terms of T,. 5.0m b) 02

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Q: How much force is needed to stretch a spring for 0.252 m when the spring constant is 93.8 N/m?

A: We know thatF=-kxHereF=Applied forcex=extension in springk=spring constantNegative sign shows,force…

Q: A uniform cable hanging over the edge of a tall building is 80 ft long and weighs 45 lb. How much…

A: Workdone = 787.5 lb ft

Q: then the dot product A.B will be equal to"

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Q: A 15N force is applied to a spring with a spring constant 300N/m. How much work was required to…

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Q: If a machine multiplies force by a factor of 4, what other quantity is diminished, and by how much?

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Q: a 15kg child is sitting  on a playground teeter-totter, 1.5 m from the pivot. what is the minimim…

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Q: It takes a force of 43,680 Ib to compress a coil spring assembly from its free height of 11 inches…

A: The force applied F=43680 lb The compression in the spring x=11 in-5 in=6 in From Hook's law F=kx…

Q: A chop saw with a mass of 12.60 kg is 0.75 m from one end of a worktable that is 2.00 m long. What…

A: Given data: The mass of the chop saw, m=12.60 kg. The distance from the chop saw to one end of a…

Q: Compute the Force Work done=0.8124 J Displacement=1.112 m

A: Given data : Work done=W Displacement=d   To find : Force

Q: Two vectors lie with their tails at the same point.when the angle between them is increased by 20…

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Q: What is ideal mechanical advantage of a single fixed pulley? Can it be used as force multiplier?

A: Single fixed pulley has an ideal advantage of 1 because the effort force is same as the load…