Theory of Machine The lower pairs are _________ pairs. None of these Force-closed Self-closed Friction closed None of these Force-closed Self-closed Friction closed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Ackermann steering gear consists of Higher pairs Turning pairs Sliding pairs Rolling pairs Higher pairs Turning pairs Sliding pairs Rolling pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A completely constrained motion can be transmitted with. 1 link with pin joints 4 links with pin joints 2 links with pin joints 3 links with pin joints 1 link with pin joints 4 links with pin joints 2 links with pin joints 3 links with pin joints ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a torsional pendulum is 2πr/k. √(g/l) r/2πk. √(g/l) 2πk/r. √(g/l) r/2πk. √(l/g) 2πr/k. √(g/l) r/2πk. √(g/l) 2πk/r. √(g/l) r/2πk. √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the length of connecting rod to radius of crank) m.ω².r sinθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine There are six gears A, B, C, D, E and F in a compound train. The numbers of teeth in the gears are 20, 60, 30, 80, 25 and 75 respectively. The ratio of angular speeds of the driven (F) to the driver (A) of the drive is 1/24 4/15 12 1/8 1/24 4/15 12 1/8 ANSWER DOWNLOAD EXAMIANS APP
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