15-45. The block of mass m travels at v, in the direction e, shown at the top of the smooth slope. Determine its speed vz and its direction 0, when it reaches the bottom.

Q: f the ball has a mass of 25 kg, determine the tension in the cord at the lowest point θ = 0 °with…

A: Given data as per question Mass = 25 kg Velocity = 4 m/s Length of string = 4 m

Q: The smooth particle has a mass of100 g. It is attached to an elastic cord extending from O to P and…

A:

Q: 15-25. The balloon has a total mass of 400 kg including the passengers and ballast. The balloon is…

A: Given Data: The mass of the balloon is: mB=400 kg The initial velocity of the balloon is: v1=18…

Q: 14-35. When the 150-lb skier is at point A he has a speed of 5 ft/s. Determine his speed when he…

A: Given data as per the question Weight of skier = 150 lb Skier speed at point A= 5 ft/s

Q: he roller coaster car has a mass of 700 kg, including its passenger. If it starts from the top of…

A:

Q: 15-147. Determine the magnitude of force F as a function of time, which must be applied to the end…

A: Given Data: The force acting on the cord A is F. The velocity of hook is v = 0.4 m/s. The mass per…

Q: 15-2. Determine the linear momentum of the 10-kg block. 2 m/s 30°

A: Write the given data:

Q: If the ball has a mass of 40 kg and a speed of 5 m/s at the instant it is at the lowest point (θ…

A:

Q: 14-26. The catapulting mechanism is used to propel the 10-kg slider A to the right along the smooth…

A: Draw the F.B.D of the block A.

Q: 14-77. The roller coaster car having a mass m is released from rest at point A. If the track is to…

A: Since it is required that the roller coaster car is about to leave the track at B.

Q: The motor exerts a force F on the 40-kg crate a shown in the graph. Determine the speed of the crate…

A: From the graph, the force equation can be determined as, Consider the free body diagram of the…

Q: The 15-kg collar has a velocity of 10 m/s at A while travelling towards B along the smooth guide.…

A: Given Data: The velocity of the collar at point A is VA = 10 m/s. The stiffness of the spring is k…

Q: The 5-kg collar has a velocity of 7 m/s to the right when it is at A. It then travels along the…

A:

Q: 14-42. The jeep has a weight of 2500 lb and an engine which transmits a power of 100 hp to all the…

A: Given data as per the question weight of jeep = 2500 lb power to be transmitted = 100 hp velocity…

Q: *14-28. The 10-1b box falls off the conveyor belt at 5-ft/s. If the coefficient of kinetic friction…

A: Given Data: The weight of box is W =10 lb. The velocity of box at A is vA = 5 ft/s. Coefficient of…

Q: The small 0.6-kg block slides with a small amount of friction on the circular path of radius r = 3.2…

A: Given information:-Velocity,   VA= 4.1 m/s Mass m= 0.6 kgRadius r=3.2mNow write force equilibrium…

Q: 15-110. The amusement park ride consists of a 200-kg car and passenger that are traveling at 3 m/s…

A: Given: The mass of the car is m=200 kg. The initial velocity is v1=3 m/s. The initial radius is…

Q: The 5-lb collar slides on the smooth rod, so that when it is at 4 it has a speed of 10 ft/s. If the…

A:

Q: The 1 kg sleeve is pulled to the configuration shown and released from rest. The spring has an…

A: Given: F = 2 N m = 1 kg k = 5N/m     The free body diagram of the sleeve is given below:

Q: At the instant, e=60°, the boy's center of mass G has a downward speed vg=15 ft/s. Determine the…

A: The angle between the cord and the horizontal axis is, θ=60° The speed of the boy's center of mass G…

Q: The 5-lb collar is released from rest at A and travels along the frictionless guide. Determine the…

A:

Q: 14-5. Determine the required height h of the roller coaster so that when it is essentially at rest…

A: Given, Mass = m kg At A Initially at rest, Velocity VA = 0 m/s Height of A from B = h m At B,…

Q: 15-107. If the rod of negligible mass is subjected to a couple moment of M = (30F) N •m, and the…

A:

Q: At the instant r= 2 m, the 5-kg disk is given a speed of v= 5 m/s, perpendicular to the elastic…

A:

Q: y y- 4.5 - h ft k lblft B I ft The 8-lb collar has a speed of 9 ft. s at A. The attached spring has…

A:

Q: The motor winds in the cable with a constant acceleration, such that the 20-kg crate moves a…

A:

Q: 15-22. The thrust on the 4-Mg rocket sled is shown in the graph. Determine the sleds maximum…

A: Given data The mass of the rocket sled is m=4 Mg=4000 kg The relation between the thrust and the…

Q: 4-If the ball has a mass of 30 kg and a speed v-4 m/sat the instant it is at its lowest point,0-0,…

A: Consider the free body diagram, T is the tension in the string  at is the tangential acceleration,…

Q: 15-145. The 10-Mg helicopter carrics a bucket containing 500 kg of water, which is used to fight…

A: Given Data The mass of the helicopter, M = 10Mg The mass of the water, Mw = 500Kg The velocity of…

Q: 13-73. Determine the maximum speed at which the car with mass m can pass over the top point A of the…

A: Given: mass of the car=m passes over a curve with keeping contact with the ground To determine:…

Q: 3 m B Prob. 15-42

A:

Q: 15-31. Block A weighs 10 lb and block B weighs 3 lb. If B is moving downward with a velocity (vg)h =…

A:

Q: 15-111. A box having a weight of 8 lb is moving around in a circle of radius rA=2 ft with a speed of…

A: Given data rA=2 ftvA1=5 ft/secvr=4 ft/srB=1 ft

Q: The forked rod is used to move the smooth 2-lb particle around the horizontal path in the shape of a…

A: r=2+cosθr˙=-sinθθ˙r¨=-cosθθ˙2-sinθθ˙

Q: 13-75. The box has a mass m and slides down the smooth chute having the shape of a parabola. If it…

A: given:

Q: 15-2. Determine the linear momentum of the 10-kg block. 60 N 3 m/s 45° 100 N

A:

Q: 14-13. The 2-lb brick slides down a smooth roof, such that when it is at A it has a velocity of 5…

A: Weight of the brick is 2lb The velocity of the brick at point A =5ft/s Apply the principle of work…