Theory of Machine In a single slider crank chain Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when A body vibrates under the influence of external force There is a reduction in amplitude after every cycle of vibration None of these No external force acts on a body, after giving it an initial displacement A body vibrates under the influence of external force There is a reduction in amplitude after every cycle of vibration None of these No external force acts on a body, after giving it an initial displacement ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (θ) is equal to 270° and 360° 135° and 315° 0° and 90° 90° and 180° 270° and 360° 135° and 315° 0° and 90° 90° and 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed. Difference Product Ratio Sum Difference Product Ratio Sum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a hydrodynamic journal bearing, there is No lubricant between the journal and the bearing A forced lubricant between the journal and the bearing A thick film of lubricant between the journal and the bearing A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing No lubricant between the journal and the bearing A forced lubricant between the journal and the bearing A thick film of lubricant between the journal and the bearing A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₂/D₁ D₁.D₂ D₁/D₂ D₁ D₂/D₁ D₁.D₂ D₁/D₂ D₁ ANSWER DOWNLOAD EXAMIANS APP