problem 1: Fluid is flowing via a tapering pipe having diameters 50 mm and 25 mm at sections 1 and 2 correspondingly. The discharge through the pipe is 7.5 liters per second. The section 1 is 3 m above datum and section is 1.25 m above datum. If the pressure at section 1 is 200 kPa, find out the pressure at section, the specific gravity of the fluid is 0.9
problem 2: Describe the hydraulic and pneumatic fluid power system with sketches.
problem 3: How the capacity of a variable displacement vane pump is adjusted? Describe with a diagram.
problem 4: Draw fluid power symbols of any six different kinds of valves.
problem 5: What is meant by the term cylinder cushioning? Describe with a diagram.
problem 6: Describe the factors which influence the selection of pumps and describe in detail the classification and performance features of various types of hydraulic pumps.
problem 7: Describe the working of four way three position direction control valve.
problem 8: Describe with neat sketch, the principle and operation of telescopic cylinder.
problem 9: Describe with a circuit how in shaping operation a fast approach, slow feed and rapid return can be done.
problem 10: Describe the working of non-separator type accumulator.
problem 11: Draw and describe the ladder diagram connections for a regenerative circuit.