15-117. The nozzle discharges water at a constant rate of2 ft/s. The cross-sectional area of the nozzle at A is 4 in?,and at B the cross-sectional area is 12 in?. If the static gaugepressure due to the water at B is 2 lb/in², determine themagnitude of force which must be applied by the couplingat B to hold the nozzle in place. Neglect the weight of thenozzle and the water within it. y, = 62.4 lb/ft³.-B

The data given is, Discharge, Q=2 ft3/s Area of the nozzle at A, aA=4 in.2=0.02778 ft2 Area of the…

Answered: 15-117. The nozzle discharges water at…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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At the instant of vertical launch, the rocket expels exhaust at the rate of 250 kg/s with an exhaust velocity of 855 m/s. If the initial vertical acceleration is 4.3 m/s. Calculate the total mass of the rocket and fuel in kg at launch. Insert your answer correct up to at least a third decimal place. KKKKKKKK
*5-32. Air enters the circular nozzle with a velocity of 30 m/s and then exits to the atmosphere at B. Determine the pressure at A. The density of air is assumed to be constant at p,= 1.20 kg/m. 12 m 0.4 m
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*15-128. The nozzle has a diameter of 40 mm. If it discharges water uniformly with a downward velocity of 20 m/s against the fixed blade, determine the vertical force exerted by the water on the blade. p, = 1 Mg/m³. 40 mm 45° 45°
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