Engineering Mechanics The maximum mechanical advantage of a lifting machine is 1 - m 1 / m 1 + m m 1 - m 1 / m 1 + m m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a body is acted upon by a number of coplanar non-concurrent forces, it may Move in any one direction rotating about itself Rotate about itself without moving Be completely at rest All of these Move in any one direction rotating about itself Rotate about itself without moving Be completely at rest All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be L/3 3L/4 2L/3 L/2 L/3 3L/4 2L/3 L/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A couple produces Rotational motion Translatory motion Combined translatory and rotational motion None of these Rotational motion Translatory motion Combined translatory and rotational motion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is a = α.r None of these a = α/ r a = r / α a = α.r None of these a = α/ r a = r / α ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resultant of the two forces ‘P’ and ‘Q’ is ‘R’. If ‘Q’ is doubled, the new resultant is perpendicular to ‘P’. Then Q = 2R P = Q Q = R None of the listed here Q = 2R P = Q Q = R None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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