Question

# In a ΔABC as in given figure and find the ratio of

## The correct answer is:

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### If then =

### If then =

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### If the acceleration of the elevator , then

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### Which of the following options is correct for the object having a straight line motion represented by the following graph?

### The principal value of where is

### The principal value of where is

In the arrangement shown in figure all surfaces are smooth. Select the correct alternative(s)

In the arrangement shown in figure all surfaces are smooth. Select the correct alternative(s)

### If then = - ... -

### If then = - ... -

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

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### 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