Home
Class 11
PHYSICS
A block A of mass 7Kg is placed on a fri...

A block A of mass 7Kg is placed on a frictionless table. A thread tied to it passes over frictionless pulley and carries a body B of mass 3 Kg at the other end. The acceleration of the system is ......... (m/s)(Given `g=10ms^(-2)` )

A

3

B

2

C

4

D

6

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

A block A of mass 6kg is applied on a frictionless table. A thread tied to it passes over a frictionless pulley and carries a body B of mass 4kg at the other end. Find the acceleration of the system and tension in the thread (given g=10ms^(-2) )

A block A of mass 8 kg is placed on a frictionless horizontal table. A thread tied to it passes over a frictionless pulley and carries a body B of mass 2 kg at the other end. Find the acceleration of the system. Also find the tension in the thread. If the thread is cut into two and tied to the ends of a spring of forceconstant 1600N/m, find the amount of stretching of the spring. Neglect the mass of thread and of spring (g = 9.8 m//s^(2))

A block of mass 20 kg is set into motion on a frictionless horizontal surface with the help of massless smooth pulley and rope as shown in the figure. Find the acceleration of the pulley

A block of mass of 20kg is set into motion on a frictionless horizontal surface with the help of massless smooth pulley and rope as shown in figure.Find the acceleration of the pulley .jpg

A body of mass 20 kg is resting on a table. A light string is attached to it and passed over a smooth pulley at the edge of the table and a mass 3kg is attached at the free end. What is the acceleration of the system of the coefficient of kinetic friction between the mass and the table is 0.04 ? What is the tension in the string ?

Two bodies of masses 4 kg and 6 kg are tied to the ends of a massless string. The string passes over a frictionless pulley. The acceleration of the system is :

A block of mass m_(1) 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 m_(2) . The acceleration of the system is

If coeffiecient of friction between the block of mass 2kg and table is 0.4 then out acceleration of the system and tension in the string. (g=10m//s^(2))

Two blocks of masses of 40 kg and 30 kg are connected by a weightless string passing over a frictionless pulley as shown in the figure.

A block of mass M placed on a frictionless horizontal table is pulled by another block of mass m hanging vertically by a massless string passing over a frictionless pulley. The tension in the string is :