Trusted by millions of Kenyans
LoginRegister
Study resources on Kenyaplex

Get ready-made curriculum aligned revision materials

Exam papers, notes, holiday assignments and topical questions – all aligned to the Kenyan curriculum.

Browse exam papers
Or go directly to:
Class notes Holiday assignments Topical questions Other resources

A horizontal pipe of cross-sectional area 50 cm2 carries water at the rate of 0.20 litres per second. Determine the speed; a) Of the speed of...

A horizontal pipe of cross-sectional area 50 cm2 carries water at the rate of 0.20 litres per second. Determine the speed;
a) Of the speed of water in the pipe.
b) When the tube narrows to 20 cm2 at another point.

Answers

Mutiso
a) Volume efflux = o.20 l per second = A v
From V (volume) = A v, then v = V / A = 0.20 × 10-3 / 50 × 10-4 = 0.04 m/s
b) Since A1 v1 = A2 v2 then v2 = (0.05 × 0.04) / 0.02 = 0.1 m/s
Mutiso answered the question on October 12, 2018 at 17:43

Answer Attachments

Next: List the four main theories describing how humic substances are formed in the soil.

Previous: Find the unit vector perpendicular to the vectors a=2i+j+k, b+3i-j+2k. Also find the angle between a and b

View more Physics Questions and Answers  |  Return to Questions Index

Exams With Marking Schemes

Related Questions