Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ - S₂) / 2h (S₁ + S₂) / 2h (S₁ + S₂) / h (S₁ - S₂) / h (S₁ - S₂) / 2h (S₁ + S₂) / 2h (S₁ + S₂) / h (S₁ - S₂) / h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The moment on the pulley which produces rotation is called Torque Inertia Momentum Moment of momentum Torque Inertia Momentum Moment of momentum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Frequency of vibrations is usually expressed in Number of cycles per hour Number of cycles per second None of these Number of cycles per minute Number of cycles per hour Number of cycles per second None of these Number of cycles per minute ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tan(φ - α) T = W.r tanφ T = W.r tan(φ + α) T = W.r tanα T = W.r tan(φ - α) T = W.r tanφ T = W.r tan(φ + α) T = W.r tanα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A cam with a roller follower would constitute following type of pair Close pair Open pair Lower pair Higher pair Close pair Open pair Lower pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The number of links and instantaneous centers in a reciprocating engine mechanism are 5, 4 4, 5 4, 6 4, 4 5, 4 4, 5 4, 6 4, 4 ANSWER DOWNLOAD EXAMIANS APP
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