b and c`.
A block of mass m is pulled along a horizontal surface by applying a force at an angle θ with the horizontal. If the block travels with a uniform velocity and has a displacement d and the coefficient of friction is μ, then the work done by the applied force is:
29
Aug
A block of mass m is pulled along a horizontal surface by applying a force at an angle θ with the horizontal. If the block travels with a uniform velocity and has a displacement d and the coefficient of friction is μ, then the work done by the applied force is: and between C and [...]
Tags:
and between C and ground. ,
and block C; (2) normal reactions between A and B ,
and C of masses m 1 ,
and m 3 ,
are resting one on top of the other as shown in Fig.6.24. A horizontal force F is applied on block B. Assuming all the surfaces are frictionless ,
B ,
b and c`. ,
block B ,
calculate (1) acceleration of block A ,
each of mass 45kg ,
m 2 ,
respectively ,
Three blocks A ,
Three boys ,
Three boys, each of mass 45kg, pull simultaneously a block on a smooth surface. The mass of block is 20.0kg. a. Find the acceleration of the block. b.Find the acceleration of the boy exerting force F 1 . Assume no friction between the boy and the surface. [Given F 1 =90N,F 2 =114N and F 3 =128root 2 N]
29
Aug
Three boys, each of mass 45kg, pull simultaneously a block on a smooth surface. The mass of block is 20.0kg. a. Find the acceleration of the block. b.Find the acceleration of the boy exerting force F 1 . Assume no friction between the boy and the surface. [Given F 1 =90N,F 2 =114N and [...]
Tags:
and between C and ground. ,
and block C; (2) normal reactions between A and B ,
and C of masses m 1 ,
and m 3 ,
are resting one on top of the other as shown in Fig.6.24. A horizontal force F is applied on block B. Assuming all the surfaces are frictionless ,
B ,
b and c`. ,
block B ,
calculate (1) acceleration of block A ,
each of mass 45kg ,
m 2 ,
respectively ,
Three blocks A ,
Three boys ,
Three blocks A, B,and C of masses m 1 ,m 2 , and m 3 ,respectively, are resting one on top of the other as shown in Fig.6.24. A horizontal force F is applied on block B. Assuming all the surfaces are frictionless, calculate (1) acceleration of block A, block B, and block C; (2) normal reactions between A and B, B and C, and between C and ground.
29
Aug
Three blocks A, B,and C of masses m 1 ,m 2 , and m 3 ,respectively, are resting one on top of the other as shown in Fig.6.24. A horizontal force F is applied on block B. Assuming all the surfaces are frictionless, calculate (1) acceleration of block A, block B, and block C; (2) [...]
Tags:
and between C and ground. ,
and block C; (2) normal reactions between A and B ,
and C of masses m 1 ,
and m 3 ,
are resting one on top of the other as shown in Fig.6.24. A horizontal force F is applied on block B. Assuming all the surfaces are frictionless ,
B ,
b and c`. ,
block B ,
calculate (1) acceleration of block A ,
m 2 ,
respectively ,
Three blocks A ,
Three blocks a, b and c, of masses 4 kg , 2kg and 1 kg respectively, are in contact on a frictionless surface, as shown. If a force of 14 N is applied on the 4 kg block, then the contact force between a and b is:
28
Aug
Three blocks a, b and c, of masses 4 kg , 2kg and 1 kg respectively, are in contact on a frictionless surface, as shown. If a force of 14 N is applied on the 4 kg block, then the contact force between a and b is: 2kg and 1 kg respectively are in contact [...]
A car is moving round a circular track with a constant speed v of 20ms −1 (as shown in figure). At different times, the car is at A,B and C, respectively. Find the velocity change (a) from A to C, and (b) from A to B
26
Aug
A car is moving round a circular track with a constant speed v of 20ms −1 (as shown in figure). At different times, the car is at A,B and C, respectively. Find the velocity change (a) from A to C, and (b) from A to B A car is moving round a circular track with [...]
Show that a.(b * c) is equal in magnitude to the volume of the parallelepiped formed on the vectors , a, b and c .
23
Aug
Show that a.(b * c) is equal in magnitude to the volume of the parallelepiped formed on the vectors , a, b and c . A) b and c`. Show that a.(b\times c) is equal in magnitude to the volume of the parallelepiped formed on the three vectors August 23, 2020 Category: Uncategorised (JEE Advanced [...]