⟩ A cylinder can be created by drawing a rectangular shape then the ________ tool. A. Revolve B. Sweep C. Extrude D. none of the above
A. Revolve
A. Revolve
What size of material required for making rolled threads? (a) Pitch diameter (b) Root diameter (c) Major diameter (d) None
Explain the difference between Size dimension and Location dimension?
Centre of pressure of an aerofoil with an increase of angle of attack will (a) Move forward (b) Move backward (c) Not move (d) None of the above
Thermal efficiency of a gas turbine plant as compared to diesel engine plant (a) Higher (b) Lower (c) Same (d) May be higher or lower
Tell me what are Bevel Gears and what are its types?
Teflon is used for bearings because of (a) Low co-efficient of friction (b) Better heat dissipation (c) Smaller space constraint (d) All of the above
Antifriction bearings are (a) Thick lubricated bearing (b) Thin lubricated bearing (c) Ball & roller bearing (d) Plastic bearing
A closed cycle gas turbine works on (a) Carnot cycle (b) Rankine cycle (c) Joule cycle (d) Atkinson cycle
Mass balancing is done to (a) Avoid flutter (b) Increase bending stress (c) Reduce drag (d) Distributing mass on control surface
Principle effect of humidity is (a) Corrosion (b) Leaking from sealed enclosures (c) Permanent set of packing and gaskets (d) Differential contraction of metal parts