Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Four blocks are arranged on a smooth horizontal surface as shown in Fig. 7.249. The masses of the blocks are given (see the figure). The coefficient of static friction between the top and the bottom blocks is mu s.
30
Sep
Four blocks are arranged on a smooth horizontal surface as shown in Fig. 7.249. The masses of the blocks are given (see the figure). The coefficient of static friction between the top and the bottom blocks is mu s. are stacked as shown in Fig. 7.241 and placed on a frictionless horizontal surface. There is [...]
Each of the three blocks in Fig. 7.248 has a mass of 10 kg. The coefficients of static and kinetic frictions at each surface of contact between the blocks are mu s = 0.3 and mu k = 0.2, respectively. The ground is smooth.
30
Sep
Each of the three blocks in Fig. 7.248 has a mass of 10 kg. The coefficients of static and kinetic frictions at each surface of contact between the blocks are mu s = 0.3 and mu k = 0.2, respectively. The ground is smooth. Each of the three blocks in Fig. 7.248 has a mass [...]
A block with mass m1 is placed on an inclined plane with slope angle alpha and is connected to a second hanging block with mass m2 by a cord passing over a small, frictionless pulley
30
Sep
A block with mass m1 is placed on an inclined plane with slope angle alpha and is connected to a second hanging block with mass m2 by a cord passing over a small, frictionless pulley A block with mass m1 is placed on an inclined plane with slope angle alpha and is connected to a [...]
Two blocks of masses m and M are connected by a chord passing around a frictionless pulley which is attached to a rotating frame, which rotates about a vertical axis with an angular velocity omega.
30
Sep
Two blocks of masses m and M are connected by a chord passing around a frictionless pulley which is attached to a rotating frame, which rotates about a vertical axis with an angular velocity omega. Two blocks of masses m and M are connected by a chord passing around a frictionless pulley which is attached [...]
The masses of the blocks A and B are m and M. Between A and B there is a constant frictional force F, but B can slide frictionlessly on the horizontal surface. A is set in motion with velocity
30
Sep
The masses of the blocks A and B are m and M. Between A and B there is a constant frictional force F, but B can slide frictionlessly on the horizontal surface. A is set in motion with velocity but B can slide frictionlessly on the horizontal surface. A is set in motion with velocity [...]
In Fig. 7.244, find the acceleration of m assuming that there is friction between m and M , and all other surface are smooth and pulleys light and mu = coefficient of friction between m and M.
30
Sep
In Fig. 7.244, find the acceleration of m assuming that there is friction between m and M , and all other surface are smooth and pulleys light and mu = coefficient of friction between m and M. and all other surface are smooth and pulleys light and mu = coefficient of friction between m and [...]
Block A weighing 20 kg is placed on a smooth surface. Weight B of 2 kg is mounted on the block. The coefficient of friction between the block and the weight is 0.25. Calculate the acceleration
30
Sep
Block A weighing 20 kg is placed on a smooth surface. Weight B of 2 kg is mounted on the block. The coefficient of friction between the block and the weight is 0.25. Calculate the acceleration Block A weighing 20 kg is placed on a smooth surface. Weight B of 2 kg is mounted on [...]
Block A has a mass of 30 kg and block B a mass of 15 kg. The coefficients of friction between all surfaces fo contact are mu s = 0.15 and mu k = 0.10. Knowing that theta = 30 and that the magnitude
30
Sep
Block A has a mass of 30 kg and block B a mass of 15 kg. The coefficients of friction between all surfaces fo contact are mu s = 0.15 and mu k = 0.10. Knowing that theta = 30 and that the magnitude Block A has a mass of 30 kg and block B [...]
Two blocks, with masses m1 and m2, are stacked as shown in Fig. 7.241 and placed on a frictionless horizontal surface. There is a friction between the two blocks. An external force of magnitude F is applied
30
Sep
Two blocks, with masses m1 and m2, are stacked as shown in Fig. 7.241 and placed on a frictionless horizontal surface. There is a friction between the two blocks. An external force of magnitude F is applied are stacked as shown in Fig. 7.241 and placed on a frictionless horizontal surface. There is a friction [...]
Block A as shown in Fig. 7.240 weighs 1.40 N, and block B weighs 4.20 N. The coefficient of kinetic friction between all surfaces is 0.30. Find the magnitude of the horizontal force necessary
30
Sep
Block A as shown in Fig. 7.240 weighs 1.40 N, and block B weighs 4.20 N. The coefficient of kinetic friction between all surfaces is 0.30. Find the magnitude of the horizontal force necessary and block B weighs 4.20 N. The coefficient of kinetic friction between all surfaces is 0.30. Find the magnitude of the [...]