Question No : 1
The type of gears used to connect two non parallel and non intersecting shafts is
Question No : 2
The primary 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)
Question No : 3
In order to double the period of a simple pendulum, the length of the string should be
Question No : 4
In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient.
Question No : 5
The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve)
Question No : 6
Which of the following mechanism is an approximate straight line motion mechanism?
Question No : 7
The height of a Watt's governor is