Theory of Machine The C.G. of a link in any mechanism would experience Both angular and linear accelerations No acceleration Angular acceleration Linear acceleration Both angular and linear accelerations No acceleration Angular acceleration Linear acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the anticlockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed. Sum Ratio Difference Product Sum Ratio Difference Product ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body is subjected to transverse vibrations, the stress induced in a body will be Bending stress Tensile stress Shear stress Compressive stress Bending stress Tensile stress Shear stress Compressive stress ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For a kinematic chain to be considered as mechanism One link should be fixed There is no such criterion Two links should be fixed None of the links should be fixed One link should be fixed There is no such criterion Two links should be fixed None of the links should be fixed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In higher pair, the relative motion is Purely sliding Combination of sliding and turning Purely rotary Purely turning Purely sliding Combination of sliding and turning Purely rotary Purely turning ANSWER DOWNLOAD EXAMIANS APP