Physics-
General
Easy
Question
Two blocks A and B of same mass m attached with a light spring are suspended by a string as shown in the figure. Find the acceleration of blocks A and B just after the string cuts.
- g , 0
- 0, g
- 2g , g
- 2g ,0
The correct answer is: 2g ,0
Related Questions to study
Physics-
Find acceleration of 3kg mass when acceleration of mass 2kg is in the given situation. [H.W]
Find acceleration of 3kg mass when acceleration of mass 2kg is in the given situation. [H.W]
Physics-General
Physics-
A block of weight w is placed on a wedge and arranged as shown in figure Find the force needed to hold the cart in equilibrium if there is no friction.
A block of weight w is placed on a wedge and arranged as shown in figure Find the force needed to hold the cart in equilibrium if there is no friction.
Physics-General
Physics-
The minimum force 'p' to be applied on a string so that a block of mass m just begins to move up on a friction less plane is
The minimum force 'p' to be applied on a string so that a block of mass m just begins to move up on a friction less plane is
Physics-General
Physics-
Find the reading on a weighing machine, given mass of box 15kg, mass of the block 40kg, mass of man 40 kg and weighing machine mass 5kg
Find the reading on a weighing machine, given mass of box 15kg, mass of the block 40kg, mass of man 40 kg and weighing machine mass 5kg
Physics-General
Physics-
If a 70 kg man is lowering a 20 kg mass with an acceleration 2 m/s2 the reading on the machine is:
If a 70 kg man is lowering a 20 kg mass with an acceleration 2 m/s2 the reading on the machine is:
Physics-General
Physics-
The reading on the weighing machine if the man of 50 kg holds 10 kg mass as shown in figure is
The reading on the weighing machine if the man of 50 kg holds 10 kg mass as shown in figure is
Physics-General
Physics-
In the figure shown the man of mass 50 kg is applying a force 60N on the rope The reading on the weighing machine is
In the figure shown the man of mass 50 kg is applying a force 60N on the rope The reading on the weighing machine is
Physics-General
Physics-
A body is released from the top of a smooth inclined plane of inclination . It reaches the bottom with velocity V. If the angle of inclination is doubled for the same length of the plane, what will be the velocity of the body on reaching the ground?
A body is released from the top of a smooth inclined plane of inclination . It reaches the bottom with velocity V. If the angle of inclination is doubled for the same length of the plane, what will be the velocity of the body on reaching the ground?
Physics-General
Physics-
The tension in the string in the given figure is 16N and the acceleration of each block is 0.5m/s2 Then coefficients of friction m1 m2 and are.
The tension in the string in the given figure is 16N and the acceleration of each block is 0.5m/s2 Then coefficients of friction m1 m2 and are.
Physics-General
Physics-
Blocks A and B shown in the figure are connected by a bar of negligible weight. A and B have mass 170kg each .The coefficient of friction between A and plane is 0.2 and that between B and plane is 0.4. What is the total force of friction between the blocks and the plane?
Blocks A and B shown in the figure are connected by a bar of negligible weight. A and B have mass 170kg each .The coefficient of friction between A and plane is 0.2 and that between B and plane is 0.4. What is the total force of friction between the blocks and the plane?
Physics-General
Physics-
Two masses m1 and m2 are placed on a wedge over a friction less pulley as shown in the figure. If m1 is greater than m2 , the acceleration of masses and tension in the string is ?
Two masses m1 and m2 are placed on a wedge over a friction less pulley as shown in the figure. If m1 is greater than m2 , the acceleration of masses and tension in the string is ?
Physics-General
Physics-
Find the acceleration of blocks 1kg each in the given figure. 1kg 0.5kg = 0.2 1kg = 0.2
Find the acceleration of blocks 1kg each in the given figure. 1kg 0.5kg = 0.2 1kg = 0.2
Physics-General
Physics-
Figure shows that two blocks in contact are sliding down an inclined surface of inclination 30° The coefficient of friction on the 2kg block by the plane is 1 = 0.2 , on the mass 4kg by the plane is 2 = 0.3. Then the acceleration of 2kg block is (take )
Figure shows that two blocks in contact are sliding down an inclined surface of inclination 30° The coefficient of friction on the 2kg block by the plane is 1 = 0.2 , on the mass 4kg by the plane is 2 = 0.3. Then the acceleration of 2kg block is (take )
Physics-General
Physics-
The pulley shown in the figure is mass less and friction less. The motion of the bodies is friction less. The acceleration produced in the system is.
The pulley shown in the figure is mass less and friction less. The motion of the bodies is friction less. The acceleration produced in the system is.
Physics-General
Physics-
In the given figure if pulley is mass less and friction less, the relation between T1 , T2 and T3 is.
In the given figure if pulley is mass less and friction less, the relation between T1 , T2 and T3 is.
Physics-General