Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) (r/2) cosφ r sinφ r tanφ r cosφ (r/2) cosφ r sinφ r tanφ r cosφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Dependent on the size of gears Dependent on the size of teeth Always constant Always variable Dependent on the size of gears Dependent on the size of teeth Always constant Always variable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanism is an approximate straight line motion mechanism? Robert's mechanism Grasshopper mechanism Watt's mechanism All of these Robert's mechanism Grasshopper mechanism Watt's mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The sense of Coriolis component is such that it Leads the sliding velocity vector by 180° Leads the sliding velocity vector by 90° Is along the sliding velocity vector Lags the sliding velocity vector by 90° Leads the sliding velocity vector by 180° Leads the sliding velocity vector by 90° Is along the sliding velocity vector Lags the sliding velocity vector by 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of higher pair is Ball and roller bearings All of these Gears, cams Belt, rope and chain drives Ball and roller bearings All of these Gears, cams Belt, rope and chain drives ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism in which two are turning pairs and two are sliding pairs, is called a Scotch yoke mechanism All of these Elliptical trammel Double slider crank chain Scotch yoke mechanism All of these Elliptical trammel Double slider crank chain ANSWER DOWNLOAD EXAMIANS APP
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