Answer:
absolute pressure = 1.07 lbft/in^2
Explanation:
given data:
vaccum gauge reading h = 27.86 inch = 2.32 ft
we know that
gauge pressure p is given as
we know that 
1 ft = 12 inch
therefore 
so absolute pressure = 
= 14.66 - 13.59 = 1.07 lbft/in^2
Answer:
The answer to this is True!
Answer:
Plane mirrors work because the light rays create a virtual image behind the mirror. Light rays from the object strike the mirror and reflect according to the law of reflection. ... Therefore, our eye and brain track the light rays backward to a position from which they appear to have come.
C. BAT <span>can detect sound at a frequency of 67,000 Hz.
</span>
An elephant's frequency range is 16-12,000 Hz.
A tree frog's frequency range is 50 - 4,000 Hz
<span>A dog's frequency range is 67 - 45,000.</span>
Answer:
d
Explanation:
it has high pressure of speed
