Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (p² - q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 (p² + q²)/4 (p² - q²)/4 [√(4p² - q²)]/6 (4p² - q²)/6 (p² + q²)/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular velocity is m/min Both (B) and (C) rad/s Revolutions/min m/min Both (B) and (C) rad/s Revolutions/min ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.) ω.√(r² - y²) ω.√(y² - r²) ω².√(y² - r²) ω².√(r² - y²) ω.√(r² - y²) ω.√(y² - r²) ω².√(y² - r²) ω².√(r² - y²) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is A reversible machine None of these A non-reversible machine An ideal machine A reversible machine None of these A non-reversible machine An ideal machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The coefficient of restitution for inelastic bodies is More than one Between zero and one Zero One More than one Between zero and one Zero One ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force which comes into play when a body just begins to slide over another surface is called Limiting friction Rolling friction Sliding friction Kinematic friction Limiting friction Rolling friction Sliding friction Kinematic friction ANSWER DOWNLOAD EXAMIANS APP