The slip is the difference between the a) synchronous speed and the rotor speed of an induction motor
b) no-load and full-power speeds of an induction motor
c) synchronous speed and the full-load speed of an induction motor
d) synchronous speed and the no-load speed of an induction motor

Compute the pressure drop of 30°c air flowing with a mean velocity of 8 m/s in a circular sheet-metal duct 300 mm in diameter and 15 m long. use a friction factor, f 0.02, and pair = 1.1644 kg/m a. 37.26 pa b. 25.27 pa n c. 29.34 pa d. 30.52 pa

An electrical kettle is made out of stainless steel,weighs two pounds (when empty) with a heating element that consumes 2 kw of electricity. assuming that the water and the kettle are at the same uniform temperature at any moment of time, calculate the shortest possible time to bring 2 quarts of water from room temperature to the onset of boiling.

Different between right hand turning tool and left hand turning tool ?