Theory of Machine A body will begin to move down an inclined plane, if the angle of inclination of the plane is ________ the angle of friction. Equal to Greater than None of these Less than Equal to Greater than None of these Less than 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 - sinθ) m.ω².r cosθ (1 - c).m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r (cosθ - sinθ) m.ω².r cosθ (1 - c).m.ω².r (cosθ - sinθ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pitching of a ship produces forces on the bearings which act __________ to the motion of the ship. Vertically and parallel Vertically and perpendicular Horizontally and parallel Horizontally and perpendicular Vertically and parallel Vertically and perpendicular Horizontally and parallel Horizontally and perpendicular ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If two moving elements have surface contact in motion, such pair is known as Sliding pair Rolling pair Surface pair Higher pair Sliding pair Rolling pair Surface pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the primary direct crank of a reciprocating engine makes an angle of 'θ' with the line of stroke, then the secondary direct crank will make an angle of _________ with the line of stroke. 2θ θ/2 4θ θ 2θ θ/2 4θ θ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Grubler's criterion for determining the degrees of freedom (n) of a mechanism having plane motion is (where l = Number of links, and j = Number of binary joints) n = 4(l - 1) - 3j n = (l -1) - j n = 3(l - 1) - 2j n = 2(l - 1) - 2j n = 4(l - 1) - 3j n = (l -1) - j n = 3(l - 1) - 2j n = 2(l - 1) - 2j ANSWER DOWNLOAD EXAMIANS APP
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