Theory of Machine Which of the following is an inversion of a double slider crank chain? Oldham's coupling Elliptical trammel Scotch yoke mechanism All of these Oldham's coupling Elliptical trammel Scotch yoke mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the anticlockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂) r (ω₁ - ω₂) 2r (ω₁ + ω₂) r ω₁.ω₂.r (ω₁ - ω₂) r (ω₁ - ω₂) 2r (ω₁ + ω₂) r ω₁.ω₂.r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A reed type tachometer use the principle of Damped free vibration Transverse vibration Torsional vibration Longitudinal vibration Damped free vibration Transverse vibration Torsional vibration Longitudinal vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 45° - φ/2 α = 45° + φ/2 α = 90° + φ α = 90° - φ α = 45° - φ/2 α = 45° + φ/2 α = 90° + φ α = 90° - φ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The length of a simple pendulum which gives the same frequency as the compound pendulum, is kG + l₁ (kG + l₁²)/ l₁ (kG² + l₁²)/ l₁ kG² + l₁ kG + l₁ (kG + l₁²)/ l₁ (kG² + l₁²)/ l₁ kG² + l₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment? D-slide valve Meyer's expansion valve Governor Flywheel D-slide valve Meyer's expansion valve Governor Flywheel ANSWER DOWNLOAD EXAMIANS APP
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