please give me the ans. of following mcq
A nozzle is a device which:
(A) Increase pressure & reduce kinetic energy
(B) Decreases pressure & increases kinetic energy
(C) Reduces both pressure & kinetic energy
(D) Increases both pressure & kinetic energy
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Answer Posted / devanesan
B) Decrease pressurre & increase kinetic energy.
velocity of steam leaving the nozzle V=44.72*sq.root of K*H
where H is enthalpy drop and K is nozzle coefficient.
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