Water is moving with a speed of 20 ms through a perfectly

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Reference no: EM13581327

1. Water is moving with a speed of 2.0 m/s through a perfectly sealed long pipe with a cross sectional area of 8 cm^2. The water descends 9 m as the pipe changes in area to 6 cm^2. The absolute pressure in the higher section of pipe is 5 atm. The pipe is never open to the air.

(a) What is the speed of the water through the lower level of pipe?

(b) What is the absolute pressure in the pipe, at the lower level?

(d) What volume of water passes through the pipe in 25 minutes?

2. A wire 0.6 m long and with a mass of 0.5 g is under a tension of 100 N. It is made out of the Aluminum and it is fixed at both ends.

(a) What is the speed of transverse waves in the wire?

(b) What is the wavelength of the third harmonic of vibration?

Reference no: EM13581327

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