Theory of Machine The unbalanced primary forces in a reciprocating engine are Not balanced Balanced completely Balanced by secondary forces Balanced partially Not balanced Balanced completely Balanced by secondary forces Balanced partially ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following is an exact straight line mechanism using lower pairs? Grasshopper mechanism Watt’s mechanism Peaucellier’s mechanism Robert’s mechanism Grasshopper mechanism Watt’s mechanism Peaucellier’s mechanism Robert’s mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Creep in belt drive is due to Material of the belt Uneven extensions and contractions due to varying tension Larger size of the driver pulley Material of the pulley Material of the belt Uneven extensions and contractions due to varying tension Larger size of the driver pulley Material of the pulley ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the belt is stationary, it is subjected to some tension known as initial tension. The value of this tension is equal to the Tension in the slack side of the belt Tension in the tight side of the belt Average tension of the tight side and slack side of the belt Sum of the tensions on the tight side and slack side of the belt Tension in the slack side of the belt Tension in the tight side of the belt Average tension of the tight side and slack side of the belt Sum of the tensions on the tight side and slack side of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a lower pair? Piston and cylinder Both (A) and (B) above Cam and follower Ball and socket i Piston and cylinder Both (A) and (B) above Cam and follower Ball and socket i ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) tanα = c/2b cosα = c/b sinα = b/c cotα = c/2b tanα = c/2b cosα = c/b sinα = b/c cotα = c/2b ANSWER DOWNLOAD EXAMIANS APP
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