which decelerates it to rest
A body sliding on a smooth inclined plane requires 4 sec to reach the bottom after starting from rest at the top. How much time does it take to cover one fourth the distance starting from rest at the top.
08
Sep
A body sliding on a smooth inclined plane requires 4 sec to reach the bottom after starting from rest at the top. How much time does it take to cover one fourth the distance starting from rest at the top. A force f1 acts on a particle so as to accelerate it from rest to [...]
A block of mass m1 rests on a horizontal table. A string tied to the block is passed on a frictionless pulley fixed at the end of the table and to the other end of string is hung another block of mass m2. The acceleration of the system is
08
Sep
A block of mass m1 rests on a horizontal table. A string tied to the block is passed on a frictionless pulley fixed at the end of the table and to the other end of string is hung another block of mass m2. The acceleration of the system is A force f1 acts on a [...]
Two blocks are connected by a string as shown in the diagram. The upper block is hung by another string. A force F applied on the upper string produces an acceleration of 2m/s2 in the upward direction in both the blocks. If T and T’ be the tensions in the two parts of the string, then:
08
Sep
Two blocks are connected by a string as shown in the diagram. The upper block is hung by another string. A force F applied on the upper string produces an acceleration of 2m/s2 in the upward direction in both the blocks. If T and T’ be the tensions in the two parts of the string, [...]
A force f1 acts on a particle, so as to accelerate it from rest to a velocity v. If the force f1 is replaced by f2, which decelerates it to rest,
08
Sep
A force f1 acts on a particle, so as to accelerate it from rest to a velocity v. If the force f1 is replaced by f2, which decelerates it to rest, A force f1 acts on a particle so as to accelerate it from rest to a velocity v. If the force f1 is replaced [...]