Q. In the presence of frictional resistance, the expression for piston effort is (Solved)
1. f(l) – f(i)
2. f(l) + f(i)
3. f(l) ± f(i) – r(f)
4. f(l) – f(i) + r(f)
- c. f(l) ± f(i) – r(f)
1. f(l) – f(i)
2. f(l) + f(i)
3. f(l) ± f(i) – r(f)
4. f(l) – f(i) + r(f)