Strength of Materials Mcqs


Q.  The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of__________________?

a. forces
b. independence of forces
c. dependence of forces
d. balance of force
e. resolution of forces


ANSWER: See Answer
 
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MCQs:  If a suspended body is struck at the centre of percussion, then the pressure on die axis passing through the point of suspension will be___________________?
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MCQs:  Angle oT friction is the___________________?
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MCQs:  Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction__________________?
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MCQs:  Which one of the following statements is not correct_________________?
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MCQs:  On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be__________________?
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MCQs:  Coefficient of friction is the__________________?
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MCQs:  A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to___________________?
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MCQs:  If rain is falling in the opposite direction of the movement of a pedestrain, he has to hold his umbrella_________________?
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MCQs:  Dynamic friction as compared to static friction is________________?
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MCQs:  Kinetic friction is the________________?
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MCQs:  A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?
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MCQs:  The algebraic sum of moments of the forces forming couple about any point in their plane is________________?
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MCQs:  If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either__________________?
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MCQs:  The co-efficient of friction depends upon________________?
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MCQs:  If three forces acting in different planes can be represented by a triangle, these will be in________________?
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MCQs:  Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one________________?
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MCQs:  The C.G. of a plane lamina will not be at its geometrical centre in the case of a______________?
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MCQs:  The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is_________________?
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MCQs:  A pair of smith’s tongs is an example of the lever of__________________?
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MCQs:  The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of__________________?
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