Period, T = 1/ f.
f = frequency = 200 Hz.
Period T = 1/200 = 0.005 seconds.
Answer:
Volume flow rate is the same in both sections of the pipe
Explanation:
I'm Pretty sure it's FRICTION
In my opinion, i think the first one is the best one since we're cutting down on paper wasted in mails when its better to do it online.
"paying bills online instead of sending paper through mail"