Question

In: Mechanical Engineering

Block B of mass 46.75-kg rests as shown on the upper surface of a 22.07-kg wedge A.

Block B of mass 46.75-kg rests as shown on the upper surface of a 22.07-kg wedge A. Assume that the system is released from rest and neglect the friction.

image.png

 Determine the acceleration of B.

 The magnitude of acceleration at B is _______ 

Solutions

Expert Solution


Related Solutions

A block with a mass of m = 33 kg rests on a frictionless surface and...
A block with a mass of m = 33 kg rests on a frictionless surface and is subject to two forces acting on it. The first force is directed in the negative x-direction with a magnitude of F1 = 11.5 N. The second has a magnitude of F2 = 23 N and acts on the body at an angle θ = 22° measured from horizontal, as shown. write an expression for the component of net force, Fnet,x, in the x...
A block of mass m1=6.6 kg rests on a frictionless horizontal surface. A second block of...
A block of mass m1=6.6 kg rests on a frictionless horizontal surface. A second block of mass m2=9.4 kg hangs from an ideal cord of negligible mass, which runs over an ideal pulley and then is connected to the side of the first block. The blocks are released from rest. How far will block 1 move during the 1.1 second interval?
A block of mass 5 kg rests on a 30° inclined plane. The surface is rough....
A block of mass 5 kg rests on a 30° inclined plane. The surface is rough. The coefficient of friction between the surface and the block is 0.5. Find the frictional force exerted by the plane on the block. (N)
A wedge of mass M rests on a rough horizontal surface with coefficient of friction µ....
A wedge of mass M rests on a rough horizontal surface with coefficient of friction µ. The face of the wedge is a smooth plane inclined at an angle θ to the horizontal. A mass A hangs from a light string which passes over a smooth peg at the upper end of the wedge and attaches to a mass B which slides without friction on the face of the wedge. (i) Find the accelerations for the masses A and B,...
the mass of block A is 80 kg, the mass of block b is 20 kg,...
the mass of block A is 80 kg, the mass of block b is 20 kg, and A is connected to B with the cable and pulley system shown. the pulleys rotate freely, and the cable and pulleys have negligible mass. the coefficient of static fricion between A and the horizontal surface is Ms=0.4, and the coefficient of kinetic friction is Mk=0.3. a) initially, block A is being held stationary and the system is at rest in static equilibrium ....
A thin block of soft wood with a mass of 0.078 kg rests on a horizontal...
A thin block of soft wood with a mass of 0.078 kg rests on a horizontal frictionless surface. A bullet with a mass of 4.67 g is fired with a speed of 601 m/s at a block of wood and passes completely through it. The speed of the block is 21 m/s immediately after the bullet exits the block. (a) Determine the speed (in m/s) of the bullet as it exits the block. m/s (b) Determine if the final kinetic...
A crate of mass 100.0 kg rests on a rough surface inclined at an angle of...
A crate of mass 100.0 kg rests on a rough surface inclined at an angle of 37.0° with the horizontal. A massless rope to which a force can be applied parallel to the surface is attached to the crate and leads to the top of the incline. In its present state, the crate is just ready to slip and start to move down the plane. The coefficient of friction is 80% of that for the static case a.    What is the...
A block of mass 5 kg is sitting on a frictionless surface. The block initially has...
A block of mass 5 kg is sitting on a frictionless surface. The block initially has a velocity of 3 m/s. A force of 9 N is applied for 2 s.   What is the Initial momentum of the block? kg m/s Tries 0/2 What is the Initial Kinetic Energy of the block? J Tries 0/2 What is the change in momentum of the block?   Kg m/s Tries 0/2 What is the final momentum of the block? kg m/s Tries 0/2...
A textbook of mass 2.06 kg rests on a frictionless, horizontal surface. A cord attached to...
A textbook of mass 2.06 kg rests on a frictionless, horizontal surface. A cord attached to the book passes over a pulley whose diameter is 0.100 m , to a hanging book with mass 2.99 kg . The system is released from rest, and the books are observed to move a distance 1.24 m over a time interval of 0.750 s. a) What is the tension in the part of the cord attached to the textbook? b) What is the...
A 4.0- kg wooden block rests on a level table. The coefficient of friction between the block and the table is 0.23. A 5.0- kg mass is attached to the block
A 4.0- kg wooden block rests on a level table. The coefficient of friction between the block and the table is 0.23. A 5.0- kg mass is attached to the block by a horizontal string passed over a frictionless pulley of negligible mass. Now, the 5.0- kg mass is released and the whole system accelerates. What is the acceleration of the wooden block? What is the tension in the string during the acceleration? Determine the acceleration for the above situation when the coefficient...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT