Theory of Machine The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is (2/3).μ W cosec α (r₁ + r₂) (1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosec α (r₁ + r₂) (2/3).μ W cosec α (r₁ + r₂) (1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosec α (r₁ + r₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pairs are _________ pairs. None of these Friction closed Force-closed Self-closed None of these Friction closed Force-closed Self-closed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a spring controlled governor, when the controlling force ____ as the radius of rotation increases, it is said to be a stable governor. Decreases Increases None of the listed here Remains constant Decreases Increases None of the listed here Remains constant ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Rectangular bar in a rectangular hole is the following type of pair Completely constrained motion Incompletely constrained motion Partially constrained motion Freely constrained motion Completely constrained motion Incompletely constrained motion Partially constrained motion Freely constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Instantaneous center of rotation of a link in a four bar mechanism lies on Right side pivot of this link A point obtained by intersection on extending adjoining links Left side pivot of this link Can’t occur Right side pivot of this link A point obtained by intersection on extending adjoining links Left side pivot of this link Can’t occur ANSWER DOWNLOAD EXAMIANS APP
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 3 2 5 4 3 2 5 4 ANSWER DOWNLOAD EXAMIANS APP
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