 ## Block P weighting 1500 N is to be raised by means of a 25o wedge &weighing 1000 N. Assuming the ….

Block P weighting 1500 N is to be raised by means of a 25o wedge &weighing 1000 N. Assuming the coefficient of friction between two blocks to be 0.15 & at all other contact surfaces to be 0.2.What minimum horizontal force(N) F should be applied to raise the block.

## Two blocks 1 and 2 of mass m and 2m respectively are connected by a string going over smooth pulley ….

Two blocks 1 and 2 of mass m and 2m respectively are connected by a string going over smooth pulley as shown in fig. Initially the system is at rest when a particle of mass m/2 falls on 2nd block. If the particle strikes the 2nd block with a...

## A light spring of spring constant 50 N/m is kept compressed between two blocks of mass 10 kg and 20 ….

A light spring of spring constant 50 N/m is kept compressed between two blocks of mass 10 kg and 20 kg on a smooth horizontal surface as shown in fig. After release, the blocks acquire velocities in opposite direction and spring losses contact with the blocks when it acquires...

## The residues of a function f(z) are ….

The residues of a function f(z) are

## In (0,π) If a constant ‘c’ is expanded as a half range sine series, then the coefficient of sin….

In (0,π) If a constant ‘c’ is expanded as a half range sine series, then the coefficient of sin2x is

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## A fair die with faces {1, 2, 3, 4, 5, 6} is thrown repeatedly till ‘3’ is observed for the first….

A fair die with faces {1, 2, 3, 4, 5, 6} is thrown repeatedly till ‘3’ is observed for the first time. Let X denote the number of times the die is thrown. The expected value of X is _____.

## If and the angle between is then is equal to ________. ….

If and the angle between is then is equal to ________.

## If , where a and b are real, the value of is ….

If , where a and b are real, the value of is

## A class of first year B. Tech. students is composed of four batches A, B, C and D, each consisting o….

A class of first year B. Tech. students is composed of four batches A, B, C and D, each consisting of 30 students. It is found that the sessional marks of students in Engineering Drawing in batch C have a mean of 6.6 and standard deviation of 2.3. The...

## The value of where and ‘S’ is the part of the surface plane 2x + 3y + 6z = 12 located in the fir….

The value of where and ‘S’ is the part of the surface plane 2x + 3y + 6z = 12 located in the first octant is ______.

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