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A shower head has 20 circular opening each of radius 1 mm. Shower head is connected to a pipe of radius 0.8 cm. The speed of water in the pipe is 3 $m s^{- 1} .$ Find the speed of water as it exits from the shower head openings.

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3.6ms−1

5.6ms−1

7.6ms−1

9.6ms−1

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detailed solution

Correct option is D

A1υ1=A2υ2 Or π(1)2×20υ=π82×3 Or υ=9.6ms−1

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A shower head has 20 circular opening each of radius 1 mm. Shower head is connected to a pipe of radius 0.8 cm. The speed of water in the pipe is 3ms−1. Find the speed of water as it exits from the shower head openings.

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

A shower head has 20 circular opening each of radius 1 mm. Shower head is connected to a pipe of radius 0.8 cm. The speed of water in the pipe is 3 $m s^{- 1} .$ Find the speed of water as it exits from the shower head openings.