Theory of Machine The frictional torque transmitted in a conical pivot bearing, considering uniform wear, is (2/3) μ W R cosecα (3/4) μ W R cosecα (1/2) μ W R cosecα μ W R cosecα (2/3) μ W R cosecα (3/4) μ W R cosecα (1/2) μ W R cosecα μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become fn/2 2 fn 4 fn 8 fn fn/2 2 fn 4 fn 8 fn ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 60°-70° 80°- 90° 70°- 80° 50°- 60° 60°-70° 80°- 90° 70°- 80° 50°- 60° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In S.H.M., the velocity vector w.r.t. displacement vector Are in phase Leads by 90° Lags by 90° Leads by 180° Are in phase Leads by 90° Lags by 90° Leads by 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Under logarithmic decrement, the amplitude of successive vibrations are In arithmetic progression In logarithmic progression Constant In geometric progression In arithmetic progression In logarithmic progression Constant In geometric progression ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length) T/3 (T.g)/3 √(T/3m) √(3m/T) T/3 (T.g)/3 √(T/3m) √(3m/T) ANSWER DOWNLOAD EXAMIANS APP
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