Engineering Mechanics A screw jack used for lifting the loads is An ideal machine A reversible machine None of these A non-reversible machine An ideal machine A reversible machine None of these A non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar non-concurrent forces are those forces which __________ at one point, but their lines of action lie on the same plane. Meet Do not meet None of these Either ‘A’ or ‘B’ Meet Do not meet None of these Either ‘A’ or ‘B’ ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The equivalent length of a simple pendulum which gives the same frequency as compound pendulum is (kG² + h²)/h² h²/(kG² + h²) h/(kG² + h²) (kG² + h²)/h (kG² + h²)/h² h²/(kG² + h²) h/(kG² + h²) (kG² + h²)/h ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The three forces of 100 N, 200 N and 300 N have their lines of action parallel to each other but act in the opposite directions. These forces are known as Unlike parallel forces Like parallel forces Coplanar concurrent forces Coplanar non-concurrent forces Unlike parallel forces Like parallel forces Coplanar concurrent forces Coplanar non-concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of r/A r/2 r/3 0.134 r r/A r/2 r/3 0.134 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be 2L/3 L/2 L/3 3L/4 2L/3 L/2 L/3 3L/4 ANSWER DOWNLOAD EXAMIANS APP
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