Theory of Machine The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed. Sum Product Ratio Difference Sum Product Ratio Difference ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a circular arc cam with roller follower, the acceleration in any position of the lift will depend only upon Mass of cam follower linkage, spring stiffness and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a truncated conical pivot bearing, considering uniform pressure, is (1/2). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosecα (r₁ + r₂) (2/3). μ W cosecα (r₁ + r₂) (1/2). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosecα (r₁ + r₂) (2/3). μ W cosecα (r₁ + r₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be To raise the stern and lower the bow To raise the bow and stern To lower the bow and stern To raise the bow and lower the stern To raise the stern and lower the bow To raise the bow and stern To lower the bow and stern To raise the bow and lower the stern ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Klein's construction gives a graphic construction for Four bar chain mechanism Slider-crank mechanism Acceleration polygon Velocity polygon Four bar chain mechanism Slider-crank mechanism Acceleration polygon Velocity polygon ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism in which two are turning pairs and two are sliding pairs, is called a All of these Double slider crank chain Scotch yoke mechanism Elliptical trammel All of these Double slider crank chain Scotch yoke mechanism Elliptical trammel ANSWER DOWNLOAD EXAMIANS APP
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