Theory of Machine A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is 5 2 3 4 5 2 3 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which gear train is used for higher velocity ratios in a small space? Compound gear train Epicyclic gear train Reverted gear train Simple gear train Compound gear train Epicyclic gear train Reverted gear train Simple gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be To raise the bow and lower the stern To raise the bow and stern To lower the bow and stern To raise the stern and lower the bow To raise the bow and lower the stern To raise the bow and stern To lower the bow and stern To raise the stern and lower the bow ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A rotor which is balanced statically but not dynamically is supported on two bearings L apart and at high speed of the rotor, reaction on the left bearing is R. The right side of the bearing is shifted to a new position 2L apart from the left bearing. At the same rotor speed, dynamic reaction on the left bearing in the new arrangement will Become equal to 2R Become equal to R/2 Become equal to R/4 Remain same as before Become equal to 2R Become equal to R/2 Become equal to R/4 Remain same as before ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an open pair? Journal bearing Ball and socket joint Lead screw and nut Cam and follower Journal bearing Ball and socket joint Lead screw and nut Cam and follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies At the centre of curvature At the pin joint At the centre of circle On their point of contact At the centre of curvature At the pin joint At the centre of circle On their point of contact ANSWER DOWNLOAD EXAMIANS APP
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