Theory of Machine Crowning on pulleys helps For automatic adjustment of belt position so that belt runs centrally In increasing velocity ratio Increase belt and pulley life In decreasing the slip of the belt For automatic adjustment of belt position so that belt runs centrally In increasing velocity ratio Increase belt and pulley life In decreasing the slip of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the below are inversions of slider crank mechanism?1. Oscillating cylinder engine mechanism2. Toggle mechanism3. Radial cylinder engine mechanism4. Quick return mechanism 1, 2 and 4 1, 2 and 3 1, 3 and 4 2, 3 and 4 1, 2 and 4 1, 2 and 3 1, 3 and 4 2, 3 and 4 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 5 3 4 2 5 3 4 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys are connected by means of a cross belt drive, then both the pulleys will rotate in _________ directions. Perpendicular Opposite Same None of these Perpendicular Opposite Same None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of the particle moving with simple harmonic motion is _________ at the mean position. Zero None of these Minimum Maximum Zero None of these Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to G.I₂ I₂/G I₂/G² G².I₂ G.I₂ I₂/G I₂/G² G².I₂ ANSWER DOWNLOAD EXAMIANS APP
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