Engineering Mechanics The center of gravity of a quadrant of a circle lies along its central radius (r) at a distance of 0.8 r 0.6 r 0.5 r 0.7 r 0.8 r 0.6 r 0.5 r 0.7 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The static friction Always acts in a direction, opposite to that in which the body tends to move Bears a constant ratio to the normal reaction between the two surfaces All of these 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 Bears a constant ratio to the normal reaction between the two surfaces All of these Is independent of the area of contact, between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of percussion of a solid cylinder of radius ‘r’ resting on a horizontal plane will be 2r/3 3r/2 r/A r/2 2r/3 3r/2 r/A r/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which meet at one point, but their lines of action __________ on the same plane, are Known as non-coplanar concurrent forces. None of these Do not lie Lie Either A or B None of these Do not lie Lie Either A or B ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (4p² - q²)/6 [√(4p² - q²)]/6 (p² + q²)/4 (p² - q²)/4 (4p² - q²)/6 [√(4p² - q²)]/6 (p² + q²)/4 (p² - q²)/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is Between 80 and 90% Between 70 and 80% 1 Between 60 and 70 % Between 80 and 90% Between 70 and 80% 1 Between 60 and 70 % ANSWER DOWNLOAD EXAMIANS APP
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