A package of mass m is placed inside a drum that rotates in the verticalplane at the constant angular speed ˙ θ = 1.36 rad/s. If the package reaches the position θ = 45◦ before slipping, determine the static coefficient of friction between the package and the drum.

Q: 4. The pipe has a mass of 600 kg and is being towed behind a truck. If the angle 0 = 30°, determine…

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Q: r The bottle shown rests at a distance of 3 feet from the centre of the horizontal platform. If the…

A: The linear speed of any object to move in the circular path is known as tangential velocity. Given…

Q: Q3: The tire has a weight of 30 lb and a radius of gyration kg = 0.6 ft. If the coefficients of…

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Q: At the start of a race, the rear drive wheels B of the 1550-lb car slip on the track. Determine the…

A: Frictional the force developed in FB=μsNB=0.7NB ∑Fx=maGx0.7NB=155032.2a   ....(1) 0.7NB=48.136a…

Q: The spring-mounted 0.92-kg collar A oscillates along the horizontal rod, which is rotating at the…

A: Given Datam=0.92 kgθ˙= 6.5rad/sr˙=850 mm/s=0.85m/sμk=0.52

Q: block C weighs 200lb is lifted by hoisting mechanism. the hoist is wrapped around compound drum B.…

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Q: The homogeneous sphere of mass m = 3.0 kg and radius r = 230 mm is placed on the incline of angle =…

A: The values are m=3 kg, r=0.23 m, θ=20°, vo=0, ωo=2.2 rad/s, μk=0.21

Q: The spring-mounted 0.97-kg collar A oscillates along the horizontal rod, which is rotating at the…

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Q: The 150-lb man lies against the cushion for which the coefficient of static friction is Hiy = 0.5.…

A: Given, W=150 lbμs=0.5v=30 ft/s

Q: Block A has a mass of 55 kg, and block B has a mass of 11 kg. The coefficients of friction between…

A: Free-body diagram of block B is given as, Using Newton’s second law in the direction of motion,

Q: Determine the steady-state angle a if the constant force P = 200 N is applied to the cart of mass M…

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Q: A uniform slender bar AB with a mass of 20 kg and length of 3.6 m leans on a wall as shown. It is…

A: Consider the free body diagram: Given:mass,m=20 Kgl=3.6 mθ=30°μ=0.25

Q: A ball of mass m and radius r rolls along an inclined plane for which the coefficient of static…

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Q: The diagram shows the instant when a long slender bar of mass 4.5 kg and length 3.1 m is horizontal.…

A: Solution:

Q: force P that is parallel to the incline. The mass of the mower with attached grass bag is 50 kg with…

A: Draw the free body diagram Apply the condition of equilibium ,ΣFx=0 , P-wsinθ=0            w=mg…

Q: Q1: The 2-Mg truck achieves a speed of 15 m/s with a constant acceleration after it has traveled a…

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Q: The 13.5-lblb disk rests on the 5-lblb plate. A cord is wrapped around the periphery of the disk and…

A: Consider the free body diagram of the disc as shown below.

Q: The car has a mass of 1234 kg and a center of mass G. Determine the acceleration if the rear…

A: Frictional force is defined as the force of resistance offered by the surface which opposes the…

Q: C14-2. As the large ring rotates, the operator can apply a breaking mechanism that binds the cars to…

A: Given data To determine the smallest speed of car so that the passenger will not fall down

Q: The 1650-kg car has its mass center at G. Calculate the normal forces N and Ng between the road and…

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Q: The 10-kg wheel is rolling under the constant moment of M = 97 N-m. The wheel has radius r= 0.59 m,…

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Q: 5. A motor is using a large pulley to pull a crate with a mass of m= 200 kg up a 30 degree incline.…

A: Given :The mass of crate is The mass of pulley is The radius of pulley is The radius of gyration is…

Q: The 40-kg disk is rotating at e = 100 rad/s. When the force Pis applied to the brake as indicated by…

A: Draw the free-body diagram of the system.

Q: The 6-kg bar is released from rest while in the position shown and its end rollers travel in the…

A: Consider the parameter as shown in fig.

Q: 8. The 20 kg uniform disk of radius r= 0.4 m is at rest on the incline (0 = 20°) when a constant…

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Q: M G

A: Given system,

Q: The 16-kg wheel is rolling under the constant moment of M = 60 N-m. The wheel has radius r= 0.50 m,…

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Q: A homogeneous cylinder of radius R > H rests on a horizontal board with a step of height H as the…

A: Given information , Radius of the cylinder = R  Height of step = H  Given senario

Q: he solid homogeneous cylinder shown has a mass of 30 kg and is rotating at 1200 rpm clockwise about…

A: The tension in spring is .The coefficient of kinectic friction between brake and cylinder is The…