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Engineering Mechanics MCQ Question with Answer

Engineering Mechanics MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Robotics and Automation MCQ

Engineering Mechanics MCQ Question with Answer

Engineering Mechanics MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Download Engineering Mechanics MCQ Question Answer PDF

Question No : 22
The unit of moment of inertia of an area is

kg-m2
kg-m-s2
kg/m2
m4
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Question No : 23
Two blocks A and B of masses 150 kg and 50 kg respectively are connected by means of a string as shown in the below figure. The tension in all the three strings __________ be same.

Will
Will not
Either A or B
None of these
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Question No : 24
The horizontal range of a projectile (R) is given by

R = u² cos2α/g
R = u² sin2α/g
R = u² cosα/g
R = u² sinα/g
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Question No : 25
The static friction

Bears a constant ratio to the normal reaction between the two surfaces
Is independent of the area of contact, between the two surfaces
Always acts in a direction, opposite to that in which the body tends to move
All of the above
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Question No : 26
The range of a projectile is maximum, when the angle of projection is

30°
45°
60°
90°
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Question No : 27
The range of projectile will be maximum for a given velocity of projectile, when the angle of projection (α) is

β/2
30° + β/2
45° + β/2
60° + β/2
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Question No : 28
A particle moves along a straight line such that distance (x) traversed in t seconds is given by x = t² (t - 4), the acceleration of the particle will be given by the equation

6t² - 8t
3t² + 2t
6f - 8
6f - 4
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