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Dear candidates you will find MCQ questions of Applied Mechanics here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

H

Harikesh • 8.03K Points
Tutor III

Q. 141) In the above problem, acceleration of crooshead at 30o phase equals

(A) 640 m/s2
(B) 780 m/s2
(C) 520 m/s2
(D) 870 m/s2
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H

Harikesh • 8.03K Points
Tutor III

Q. 142) If a particle charges its angular velocity from 30 to 35 rpm in 20 seconds then it has angular acceleration of

(A) 30 rev/min2
(B) 10 rev/min2
(C) 20 rev/min2
(D) 15 rev/min2
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H

Harikesh • 8.03K Points
Tutor III

Q. 143) Power required for a train weighing 200 Mg to move at a uniform speed of 60 Kmph up an incline of 1 in 200 is (Resistance due to friction is negligible)

(A) 16.67 KW
(B) 163.5 KW
(C) 1000 KW
(D) 9810 KW
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H

Harikesh • 8.03K Points
Tutor III

Q. 144) If air resistance is neglected, at the mid-point of its swing, the acceleration of the bob of a simple pendulum along its path is always

(A) Increasing
(B) Zero
(C) A cycloid
(D) Decreasing
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H

Harikesh • 8.03K Points
Tutor III

Q. 145) The force which produces an acceleration of 1 m/sec2 in a mass of 1 kg is called

(A) 100 ergs
(B) one Newton
(C) one watt
(D) One erg
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H

Harikesh • 8.03K Points
Tutor III

Q. 146) The maximum efficiency of a scres jack having square threads and friction angle of 30 degree will be

(A) 20%
(B) 11%
(C) 5%
(D) 33%
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H

Harikesh • 8.03K Points
Tutor III

Q. 147) Water rises in a capillary tube to a height h. It will rise to a height more than h.

(A) in a lift moving up with an acceleration
(B) in all the above cases
(C) at the poles
(D) on the surface of moon
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H

Harikesh • 8.03K Points
Tutor III

Q. 148) The number of revolutions through which a pulley will rotate from rest if its angular acceleration is increased uniformly from zero to 12 rad per sec2 during 4 sec and then uniformly decreased to 0 rad per sec2 during the next 3 sec would be

(A) 46.4
(B) 26.74
(C) 11.6
(D) 3.2
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H

Harikesh • 8.03K Points
Tutor III

Q. 149) The tension T2 will be

(A) 60 N
(B) 5 N
(C) 15 N
(D) 30 N
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H

Harikesh • 8.03K Points
Tutor III

Q. 150) A couple applied to a flywheel of mass 5 kg and of radius of gyration 20 cm produces an angular acceleration of 4 radians/sec2. The torque applied in dyne cm is

(A) 8 x 104
(B) 8 x 106
(C) 8 x 107
(D) 8 x 108
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