girl with a mass of 40 kg wears heels with an area of 10 cm^ 2 in contact with ground, pressure on ground is
a.
5*10^5 pa
b.
7*10^5 pa
c.
4*10^5 pa
Answers
Answered by
1
F = mg
= 40 × 10
= 400N
Force
P = ------------
Area
= 400 N
------------
10
-------------
100
= 400 × 100
-------------------
10
= 4 ×10³ N/m²
= 4 × 10⁵ pa
Attachments:
Similar questions