Theory of Machine If there are L number of links in a mechanism, then number of possible inversions is equal to L L + 1 L - 1 L + 2 L L + 1 L - 1 L + 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating steam engine, when the crank has turned from inner dead centre through an angle θ, the angular velocity of the connecting rod is given by ω sinθ/(n² - cos²θ)1/2 ω cosθ/(n² - cos²θ)1/2 ω cosθ/(n² - sin²θ)1/2 ω sinθ/(n² - sin²θ)1/2 ω sinθ/(n² - cos²θ)1/2 ω cosθ/(n² - cos²θ)1/2 ω cosθ/(n² - sin²θ)1/2 ω sinθ/(n² - sin²θ)1/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r tanφ (r/2) cosφ r cosφ r sinφ r tanφ (r/2) cosφ r cosφ r sinφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is Maximum and zero Zero and minimum Zero and maximum Minimum and maximum Maximum and zero Zero and minimum Zero and maximum Minimum and maximum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A pantograph is a mechanism with Turning pairs Lower pairs Rolling pairs Higher pairs Turning pairs Lower pairs Rolling pairs Higher pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as Critical damping ratio Magnification factor Logarithmic decrement Damping factor Critical damping ratio Magnification factor Logarithmic decrement Damping factor ANSWER DOWNLOAD EXAMIANS APP