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 P = Q None of the listed here Q = 2R Q = R P = Q None of the listed here Q = 2R Q = R ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two balls of equal mass and of perfectly elastic material are lying on the floor. One of the balls with velocity ‘v’ is made to strike the second ball. Both the balls after impact will move with a velocity v/4 v/2 v/8 v v/4 v/2 v/8 v ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a solid cylinder of mass 'm', radius 'r' and length 'l' about the longitudinal axis or polar axis is mr²/2 mr²/4 mr²/6 mr²/8 mr²/2 mr²/4 mr²/6 mr²/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The point, through which the whole weight of the body acts, irrespective of its position, is known as Center of percussion Moment of inertia Center of mass Center of gravity Center of percussion Moment of inertia Center of mass Center of gravity ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (p² + q²)/4 (p² - q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 (p² + q²)/4 (p² - q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angular velocity (in rad/s) of a body rotating at N revolutions per minute is πN/180 πN/60 2πN/60 2πN/180 πN/180 πN/60 2πN/60 2πN/180 ANSWER DOWNLOAD EXAMIANS APP
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