Theory of Machine The secondary unbalanced force is maximum __________ in one revolution of the crank. Sixteen times Eight times Four times Two times Sixteen times Eight times Four times Two times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke) m.ω².r sinθ m.ω².r cosθ m.ω².r (cosθ - sinθ) (1 - c).m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r cosθ m.ω².r (cosθ - sinθ) (1 - c).m.ω².r (cosθ - sinθ) 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 tanα 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) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A friction circle is a circle drawn when a journal rotates in a bearing. Its radius depends upon the coefficient of friction and the Magnitude of the forces on journal Angular velocity of journal Radius of journal Clearance between journal and bearing Magnitude of the forces on journal Angular velocity of journal Radius of journal Clearance between journal and bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Dependent on the size of gears Dependent on the size of teeth Always variable Always constant Dependent on the size of gears Dependent on the size of teeth Always variable Always constant ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Transmission of power from the engine to the rear axle of an automobile is by means of Compound gears Worm and wheel method Crown gear Hooke's joint Compound gears Worm and wheel method Crown gear Hooke's joint ANSWER DOWNLOAD EXAMIANS APP
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