Question

We do not fell the air pressure. Class 7 ​

Answer 1

Answer:

1.-0 B '!

SO," Y"

p ~~

su.rfose {"zf\. = {"2-~ = C

A-,\e. t:,~oJee.n A (If\-J B

. /,2 A'L 'L

ccSe = '- - - B

2-A--B

=0

2...0 D

5. C C fIO F/~ ~ ~f / -t- (J>. fjL -+- '2-eLf) (!if) cose

I a _ 4 -v 2 + 4 f'2- C«5 e-

Ll = "I-fl CaSe cose = t"- e oc 45·

~2.. 1\

f,-12-- -::: ~\- 'f2- -::.\ 0

'2

'L

'L

5l\ ==

F"L -t- '20 ~ "\ ~2--

-t ot>

2..-4-00 -

<L- f-;- -\- t.o F-

(FL -T 5 f =

~z-1.-t- \6 f·

2~

p_oa -

F2...= 30

Answer 2

Answer:

The reason we can't feel it is that the air within our bodies(in our lungs and stamachs, for example) is exerting the same pressure outwards,so there's no need for us to exert any effort