Theory of Machine When a shaking force is transmitted through the springs, damping becomes detrimental when the ratio of its frequency to the natural frequency is greater than 0.25 1 0.5 2 0.25 1 0.5 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The C.G. of a link in any mechanism would experience Linear acceleration Both angular and linear accelerations No acceleration Angular acceleration Linear acceleration Both angular and linear accelerations No acceleration Angular acceleration 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/3m) (T.g)/3 √(3m/T) T/3 √(T/3m) (T.g)/3 √(3m/T) T/3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft depends upon its Mass and stiffness Stiffness and eccentricity Stiffness Mass Mass and stiffness Stiffness and eccentricity Stiffness Mass ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The amplitude of vibration is always __________ the radius of the circle. Greater than Less than None of these Equal to Greater than Less than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The driving and driven shafts connected by a Hooke's joint will have equal speeds, if cotθ = cosα sinθ = ± tanα cosθ = sinα tanθ = ± cosα cotθ = cosα sinθ = ± tanα cosθ = sinα tanθ = ± cosα ANSWER DOWNLOAD EXAMIANS APP