12.124 Block A has a weight of 40 lb, and block B has a weight of 8 lb. The coefficient of kinetic friction between all surfaces of contact is μ = 0.15. Knowing 0 = 20° and P = 50 lb, determine (a) the acceleration of block B, (b) the tension in the cord. Answer (a) 21.0 ft/s² & 37.9°, (b) 14.61 lb. Fig. P12.124 B

Q: (a) the acceleration of each block, (b) the tension in each cable.

A: To determine:

Q: Problem 1. A 35-lb block slides down a 20° inclined plane with an initial velocity of 3 ft/s.…

A: To findDetermine the velocity of the block in 4 seconds if the coefficient of kinetic friction…

Q: A block A of 60.0 lb is connected to a block B of 10.0 lb by means of a rope and an ideal pulley.…

A: The solution is given below-Explanation:Step 1: Step 2: Step 3: Step 4:

Q: The two blocks shown are originally at rest. Neglecting the masses of the pulleys and the effect of…

A:

Q: 426. A 20-1lb block B is suspended from a 5-ft cord attached to a 50-lb cart A hich can move freely…

A:

Q: Block A of Fig.(3) weighs 100N and block B weighs 300N. The coefficient of static friction between…

A: GivenwA=100 NwB=300Ng=10 m/s2μs=0.5μk=0.25

Q: The coefficient of friction between the tires and road surface for a vehicle having a mass of 2600…

A: (a) The stopping distance: s = 27.18 m. (b) The inertia or braking force: Fb = 19.1295 kN.

Q: To transport a series of bundles of shingles A to a roof, a contractor uses a motor-driven lift…

A: Consider the free body diagram for the system as shown below.

Q: Determine for each system (a) the acceleration of block A, (b) the velocity of block A after it has…

A:

Q: |Q.1. A block of mass m = 0.5 kg is pushed against a horizontal spring of spring constant k 450 N/m…

A: Given, m = 0.5 kg k = 450 N/m vB = 12 m/s

Q: A 300-lb cylinder is released from rest and rolls down without slipping. A linear unstretched spring…

A:

Q: Problem 2 Block A has a mass of 50 kg, and block B has a mass of 15 kg. They are stacked, connected…

A:

Q: A spring is used to stop 50kg block moving down a 20 degrees inclined plane. The spring has a…

A:

Q: Determine the tension in the cable

A: Given  Mass of the box=400 Kg Acceleration=2 m/s2 Gravitation g=9.81m/s2   Find Determine the…

Q: A spring is used to stop 50kg block moving down a 20 degrees inclined plane. The spring has a…

A:

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

A: Velocity is the distance covered by a car per unit of time. and acceleration is defined as the rate…

Q: 12.60 A small 8-oz collar D can slide on portion AB of a rod which is bent as shown. Knowing that…

A: r = 24 in = 2 ft

Q: Problem #2: A 12-lb model C of the earth is attached to wires AC and BC and revolves at a constant…

A:

Q: Q2) A loaded Porter governor has four links each 200 mm long and are hinged at a distance of 40 mm…

A:

Q: The two blocks shown are originally at rest. Neglecting the masses of the pulleys and the effect of…

A: Given data for The two blocks shown are originally at rest. Neglecting the masses of the pulleys and…