Engineering Mechanics The periodic time (T) is given by (where, ω = Angular velocity of particle in rad/s.) 2π/ω ω/2π π/ω 2π × ω 2π/ω ω/2π π/ω 2π × ω 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 = R Q = 2R P = Q None of the listed here Q = R Q = 2R P = Q None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule is equal to 100 N-m 0.1 N-m 1 N-m 10 N-m 100 N-m 0.1 N-m 1 N-m 10 N-m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following statement is incorrect? The velocity ratio of a machine is the ratio of load lifted to the effort applied A machine whose efficiency is 100% is known as an ideal machine The ratio of the limiting friction to the normal reaction is called coefficient of friction A force acting in the opposite direction to the motion of the body is called force of friction The velocity ratio of a machine is the ratio of load lifted to the effort applied A machine whose efficiency is 100% is known as an ideal machine The ratio of the limiting friction to the normal reaction is called coefficient of friction A force acting in the opposite direction to the motion of the body is called force of friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.) MS/5 None of these MS/4 MS/3 MS/5 None of these MS/4 MS/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Tension in the cable supporting a lift is more when the lift is moving __________ with an acceleration. None of these Horizontal Downwards Upwards None of these Horizontal Downwards Upwards ANSWER DOWNLOAD EXAMIANS APP
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