Theory of Machine Which of the following is a lower pair? Piston and cylinder Ball and socket i Both (A) and (B) above Cam and follower Piston and cylinder Ball and socket i Both (A) and (B) above Cam and follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine 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) m.ω².r sinθ m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an example of a higher pair? Toothed gearing Ball and roller bearing All of the listed here Belt and rope drive Toothed gearing Ball and roller bearing All of the listed here Belt and rope drive ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the radius of rotation of balls __________ as the equilibrium speed increases, the governor is said to be unstable. Remains constant Increases Decreases None of these Remains constant Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pressure angle of a cam depends upon Angle of ascent All of these Lift of follower Offset between center lines of cam and follower Angle of ascent All of these Lift of follower Offset between center lines of cam and follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed Inertia governor Hartung governor Pickering governor Wilson Hartnell governor Inertia governor Hartung governor Pickering governor Wilson Hartnell governor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS