Theory of Machine
Which of the below are inversions of slider crank mechanism?
1. Oscillating cylinder engine mechanism
2. Toggle mechanism
3. Radial cylinder engine mechanism
4. Quick return mechanism

2, 3 and 4
1, 2 and 4
1, 2 and 3
1, 3 and 4

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Two pulleys of radii r₁ and r₂ and at distance x apart are connected by means of an open belt drive. The length of the belt is

π (r₁ - r₂) + (r₁ - r₂)²/x + 2x
π (r₁ - r₂) + (r₁ + r₂)²/x + 2x
π (r₁ + r₂) + (r₁ - r₂)²/x + 2x
π (r₁ + r₂) + (r₁ + r₂)²/x + 2x

ANSWER DOWNLOAD EXAMIANS APP