Theory of Machine When brakes are applied to all the four wheels of a moving car, the distance traveled by the car before it is brought to rest, will be Maximum Minimum None of these Zero Maximum Minimum None of these Zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In locomotives, the ratio of the connecting rod length to me crank radius is kept very large in order to Minimize the effect of primary forces To start the locomotive quickly Minimize the effect of secondary forces Have perfect balancing Minimize the effect of primary forces To start the locomotive quickly Minimize the effect of secondary forces Have perfect balancing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach 90° 180° 360° 0° 90° 180° 360° 0° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is 95 mm Slightly more than 95 mm Slightly less than 95 mm 45 mm 95 mm Slightly more than 95 mm Slightly less than 95 mm 45 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The C.G. of a link in any mechanism would experience Linear acceleration Both angular and linear accelerations No acceleration Angular acceleration Linear acceleration Both angular and linear accelerations No acceleration Angular acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Always variable Dependent on the size of teeth Always constant Dependent on the size of gears Always variable Dependent on the size of teeth Always constant Dependent on the size of gears ANSWER DOWNLOAD EXAMIANS APP