Before using a chisel or punch check to see that the head is: not mushroomed
o not rusty
polished
oil soaked
Welding question

Explain the difference laminar and turbulent flow. explain it with the shear stress and the velocity profiles.

Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned

What difference(s) did you notice using a pneumatic circuit over hydraulic circuit.explain why the pneumatic piston stumbles when it hits an obstacle.