Theory of Machine For an involute gear, the ratio of base circle radius and pitch circle radius is equal to secφ sinφ cosecφ cosφ secφ sinφ cosecφ cosφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W tan(α + φ) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W tan(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The method of obtaining different mechanisms by fixing in turn different links in a kinematic chain, is known as Inversion Compound mechanism Machine Structure Inversion Compound mechanism Machine Structure ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equivalent length of a simple pendulum which gives the same frequency as a compound pendulum is (kG² + h²)/h h/(kG² + h²) (kG² + h²)/h² h²/(kG² + h²) (kG² + h²)/h h/(kG² + h²) (kG² + h²)/h² h²/(kG² + h²) 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 Zero Infinity Any -ve value Any +ve value Zero Infinity Any -ve value ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Creep in belt drive is due to Uneven extensions and contractions due to varying tension Larger size of the driver pulley Material of the pulley Material of the belt Uneven extensions and contractions due to varying tension Larger size of the driver pulley Material of the pulley Material of the belt ANSWER DOWNLOAD EXAMIANS APP