<span>radiation, hydrogen, and helium </span>
Answer:
Its not A..
Explanation:
I chose A - was incorrect
Non- mechanical wave does not need matter to carry energy.
e.g:- Light
You get the net force acting on it ... the sum of the strengths and directions
of all the individual forces there may be.
Answer:
Explanation:
The ratio of pressure 2 to 1 us 5.48/1= 5.48 rounded off as 5.5.
Referring to table A.2 of modern compressible flow then
Also
and making the subject of the formula then
Making reference to diagram then