Question
If 
then 
= - ... -
The correct answer is:
Related Questions to study
In the pulley system shown in figure the movable pulleys A,B and C are of mass 1 kg each. D and E are fixed pulleys. The strings are light and inextensible. Choose the correct alternative(s). All pulleys are frictionless.
In the pulley system shown in figure the movable pulleys A,B and C are of mass 1 kg each. D and E are fixed pulleys. The strings are light and inextensible. Choose the correct alternative(s). All pulleys are frictionless.
The motion of a particle along a straight line is described by equation:
Where 
is in metre and 
in second. The retardation of the particle when its velocity becomes zero, is
The motion of a particle along a straight line is described by equation:
Where is in metre and in second. The retardation of the particle when its velocity becomes zero, is
The velocity-time and acceleration-time graphs of a particle are given as
Its position-time graph may be given as
The velocity-time and acceleration-time graphs of a particle are given as
Its position-time graph may be given as
A body is moving in a straight line a shown in velocity-time graph. The displacement and distance travelled by in 8s are respectively
A body is moving in a straight line a shown in velocity-time graph. The displacement and distance travelled by in 8s are respectively
In order to raise a mass of 100 kg a man of mass 60 kg fastens a rope to it and passes the rope over a smooth pulley. He climbs the rope with an acceleration 5g/4 relative to rope. The tension in the rope is 
In order to raise a mass of 100 kg a man of mass 60 kg fastens a rope to it and passes the rope over a smooth pulley. He climbs the rope with an acceleration 5g/4 relative to rope. The tension in the rope is
Two blocks A and B of equal mass m are connected through a massless string and arranged as shown in figure. Friction is absent everywhere. When the system is released from rest
Two blocks A and B of equal mass m are connected through a massless string and arranged as shown in figure. Friction is absent everywhere. When the system is released from rest
The velocity-time graph of a particle in linear motion is shown. Both 
and are in SI units. What is the displacement of the particle from the origin after 8 s?
The velocity-time graph of a particle in linear motion is shown. Both and are in SI units. What is the displacement of the particle from the origin after 8 s?
If 
has a real solution then
If has a real solution then
In the following arrangement the system is initially at rest. The 5 kg block is now released. Assuming the pulleys and string to be massless and smooth, the acceleration of blocks is
In the following arrangement the system is initially at rest. The 5 kg block is now released. Assuming the pulleys and string to be massless and smooth, the acceleration of blocks is
The equation 
has
The equation has
A particle is moving along the circle 
in anticlockwise direction. The x–y plane is a rough horizontal stationary surface. At the point 
, the unit vector in the direction of friction on the particle is
A particle is moving along the circle in anticlockwise direction. The x–y plane is a rough horizontal stationary surface. At the point , the unit vector in the direction of friction on the particle is
If 
then the solution set in 
is
If then the solution set in is
A man of mass 50 kg is pulling on a plank of mass 100 kg kept on a smooth floor as shown with force of 100 N. If both man & plank move together, find force of friction acting on man
A man of mass 50 kg is pulling on a plank of mass 100 kg kept on a smooth floor as shown with force of 100 N. If both man & plank move together, find force of friction acting on man
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