Theory of Machine The height of a Watt's governor is Inversely proportional to speed Directly proportional to speed Inversely proportional to (speed)² Directly proportional to (speed)² Inversely proportional to speed Directly proportional to speed Inversely proportional to (speed)² Directly proportional to (speed)² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an ideal machine, the output as compared to input is More May be less or more depending on efficiency Equal Less More May be less or more depending on efficiency Equal Less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A. A triangle Two lines A point A straight line A triangle Two lines A point A straight line A triangle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, if x₁ and x₂ are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to log(x₁/x₂) x₁/x₂ log(x₁.x₂) loge(x₁/x₂) log(x₁/x₂) x₁/x₂ log(x₁.x₂) loge(x₁/x₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps In increasing velocity ratio In decreasing the slip of the belt For automatic adjustment of belt position so that belt runs centrally Increase belt and pulley life In increasing velocity ratio In decreasing the slip of the belt For automatic adjustment of belt position so that belt runs centrally Increase belt and pulley life 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
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