Theory of Machine Minimum number of teeth for involute rack and pinion arrangement for pressure angle of 20° is 10 30 34 20 10 30 34 20 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a torsional pendulum is 2πk/r. √(g/l) 2πr/k. √(g/l) r/2πk. √(g/l) r/2πk. √(l/g) 2πk/r. √(g/l) 2πr/k. √(g/l) r/2πk. √(g/l) r/2πk. √(l/g) 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 P with respect to the crank-pin C is given by ω² × QN ω² × CN ω² × CO ω² × NO ω² × QN ω² × CN ω² × CO ω² × NO ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanism is obtained from lower pair? All of these Valve and valve gears Gyroscope Pantograph All of these Valve and valve gears Gyroscope Pantograph ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The stress induced in a body will be shear stress, when it is subjected to Longitudinal vibrations Transverse vibrations Torsional vibrations None of these Longitudinal vibrations Transverse vibrations Torsional vibrations None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively) (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W (r₁ + r₂) (1/2) μ W (r₁ + r₂) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W (r₁ + r₂) (1/2) μ W (r₁ + r₂) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] ANSWER DOWNLOAD EXAMIANS APP
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