Theory of Machine The unbalanced force due to revolving masses Varies in magnitude but constant in direction Varies in magnitude and direction both Constant in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude but constant in direction Varies in magnitude and direction both Constant in magnitude and direction both Varies in direction but constant in magnitude ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, if x₁ and x₂ are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to log(x₁/x₂) x₁/x₂ log(x₁.x₂) loge(x₁/x₂) log(x₁/x₂) x₁/x₂ log(x₁.x₂) loge(x₁/x₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed Pickering governor Inertia governor Wilson Hartnell governor Hartung governor Pickering governor Inertia governor Wilson Hartnell governor Hartung governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a Inversion Kinematic chain Structure Mechanism Inversion Kinematic chain Structure Mechanism 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) √(3m/T) (T.g)/3 T/3 √(T/3m) √(3m/T) (T.g)/3 T/3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the nature of contact between the elements of a pair is such that it can only slide relative to the other, the pair is known as a Turning pair Sliding pair Spherical pair Screw pair Turning pair Sliding pair Spherical pair Screw pair ANSWER DOWNLOAD EXAMIANS APP