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Engineering Mechanics

Engineering Mechanics
The resultant of two forces P and Q (such that P > Q) acting along the same straight line, but in opposite direction, is given by

P - Q
P / Q
P + Q
Q / P

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Engineering Mechanics
When a body of mass 'm' attains a velocity 'v' from rest in time 't', then the kinetic energy of translation is

0.5 mgv2
0.5 mv2
mv2
mgv2

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Engineering Mechanics
Which of the following is an equation of linear motion?(where, u and v = Initial and final velocity of the body, a = Acceleration of the body, and s = Displacement of the body in time t seconds.)

s = u.t + ½ a.t2
All of these
v2 = u2 + 2a.s
v = u + a.t

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Engineering Mechanics
The forces, whose lines of action are parallel to each other and act in the same directions, are known as

Coplanar concurrent forces
Unlike parallel forces
Like parallel forces
Coplanar non-concurrent forces

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Engineering Mechanics
A block of mass 20 kg lying on a rough horizontal plane is connected by a light string passing over a smooth pulley to another mass 5 kg, which can move freely in the Vertical direction, as shown in the below figure. The tension in the string will ___________ with the increase in coefficient of friction.

Decrease
Increase
None of these
Not be effected

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Engineering Mechanics
One joule is equal to

10 N-m
1 N-m
100 N-m
0.1 N-m

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MORE MCQ ON Engineering Mechanics

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