Theory of Machine The train value of a gear train is Always less than unity Always greater than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train Always less than unity Always greater than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l - 1 l l - 2 l + 1 l - 1 l l - 2 l + 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A cam with a roller follower would constitute following type of pair Close pair Open pair Lower pair Higher pair Close pair Open pair Lower pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanism is obtained from lower pair? Valve and valve gears Pantograph Gyroscope All of these Valve and valve gears Pantograph Gyroscope All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the anticlockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂) 2r (ω₁ + ω₂) r ω₁.ω₂.r (ω₁ - ω₂) r (ω₁ - ω₂) 2r (ω₁ + ω₂) r ω₁.ω₂.r (ω₁ - ω₂) r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The minimum force required to slide a body of weight W on a rough horizontal plane is W cosθ W sinθ W tanθ W cosecθ W cosθ W sinθ W tanθ W cosecθ ANSWER DOWNLOAD EXAMIANS APP
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