A drum of 40 mm radius Is attached to a disk of 100 mm radlus. The disk and drum have a total mass of 4 kg and a combined radius of gyration of 90 mm. A cord is attached as shown and pulled with a force P of magnitude 20N. Knowing that the disk rolls without sliding. determine the minimum value of the coefficient of static friction compatible with this motion. none of them B) us-0.15 Us-0.25 D) ps=0.229

Q: (iii) The drum described in part 1b (i) is driven by a belt attached to a motor. Figure (i) shows…

A: 1 Given,F1=force on tight side of beltF2=force on slack side of beltμ=coefficient of…

Q: 4. The roller is 50 lb. If P = 30 lb, determine; a) the angular acceleration b) the coefficient of…

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Q: 2) A slender uniform 30 kg bar is hinged off center and swings down on a vertical plane. In the…

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Q: A car moving on a level road at a speed of 60 km/hr has wheel base 2.76 metres, distance of C.G.…

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Q: d; and the 1.5 kg piston P are connected through the mechanism shown. 90mm AB crank rotates at…

A: Givenlength BD, l=200mmmass of BD, m1=1.2kgmass of pistion m2=1.5kglength of crank AB…

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Q: L 15° 30 A uniform bar of mass 166.93 kg and length L=2.1 m is supported by two massless…

A: Given: Mass of the bar is 166.93 kg. Length of the bar is 2.1 m.

Q: Problem #3) A cord is wrapped around the inner hub of a wheel and pulled horizontally with a force…

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Q: Two machines are coupled by means of a clutch plate with 2 contact surfaces. The plate has an inner…

A: GIVEN WE have,contact surface clutch plate inner diameter (d1 )=130mm=0.13mtrouter diameter (d2…

Q: 150 mm A 5 kg 1 m 250 mm Your Answer: 30⁰ 4 The double pulley shown has a mass of 16.3 kg and a…

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Q: A 45-lb sheet of plywood rests on two small wooden blocks as shown. It is allowed to lean 18° from…

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A: Given data: Moment of inertia about the center (I) = 1.7 kg.m2 Applied force (F) = 18 N Length of…

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Q: 2) A slender uniform 30 kg bar is hinged off center and swings down on a vertical plane. In the…

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Q: A 300-g cylinder C rests on cylinder Das shown. Knowing that the coefficient of static friction us…

A: FBD of the cylinder is,   From the free body diagram of cylinder D, taking moment about D,…

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Q: A horizontal force of 200 lb is required to push an 800-lb piano across a level carpeted floor. The…

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Q: A playground merry-go-round has radius 2.10 m and moment of inertia 2300 kg m² about a vertical axle…

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Q: The drum shown in Fig. (a) has a radius of gyration of 30 cm and weights 1,8 kN. It is supported by…

A: Given data: k=30 cmw=1.8 kJW=1 kNr=37.5 cm Need to determine the angular acceleration of the drum.

Q: A load of mass 200kg is lifted by means of a rope which is wound several times round a drum and…

A: Given DatamL=200kgmB=150kgfs1=120Nfs2=100Nd=1.4mk=540mm=0.54ma=1.4m/s2V=3.5m/s

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Q: A disk of radius r = 104 cm and rotational inertia, about the disk axis on which it is fixed, is 6.7…

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Q: A uniform disc of 25-kg mass and 500-mm diameter is mounted on a shaft. The plane of the disc is not…

A: Data given-  m = 25 kg  d = 500 mm   r = 500/2 = 250 mm = 0.25 m  θ = 2.5°  N = 1000 rpm

Q: 1. Block A has a weight of 350 lb, and is attached to the cylinder/hub arrangement B as shown. The…

A: Given: WA=350 lbWB=340 lbIC=30 ft-lb-s2

Q: Please display all work

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Q: Q. 3 Knowing that the coefficient of static friction between the tires and the road is 0.80 for the…

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Forced undamped vibrations

In mechanical engineering, vibration is expressed as the term that occurs due to an object's backward and forward movement about a point of equilibrium. Generally, there are three types of vibrations which are,