Theory of Machine The unbalanced force due to revolving masses Varies in magnitude and direction both Varies in magnitude but constant in direction Constant in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude and direction both Varies in magnitude but constant in direction Constant in magnitude and direction both Varies in direction but constant in magnitude ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The behaviour of gases can be fully determined by 4 laws 2 laws 3 laws 1 law 4 laws 2 laws 3 laws 1 law ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO, the acceleration of the piston is _________ when the crank OC and connecting rod PC are at right angles to each other. Any -ve value Infinity Zero Any +ve value Any -ve value Infinity Zero Any +ve value ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following disciplines provides study of relative motion between the parts of a machine? Applied mechanics Theory of machines Mechanisms Kinematics Applied mechanics Theory of machines Mechanisms Kinematics ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when A body vibrates under the influence of external force No external force acts on a body, after giving it an initial displacement None of these There is a reduction in amplitude after every cycle of vibration A body vibrates under the influence of external force No external force acts on a body, after giving it an initial displacement None of these There is a reduction in amplitude after every cycle of vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the belt is stationary, it is subjected to some tension known as initial tension. The value of this tension is equal to the Average tension of the tight side and slack side of the belt Sum of the tensions on the tight side and slack side of the belt Tension in the tight side of the belt Tension in the slack side of the belt Average tension of the tight side and slack side of the belt Sum of the tensions on the tight side and slack side of the belt Tension in the tight side of the belt Tension in the slack side of the belt ANSWER DOWNLOAD EXAMIANS APP