What is the pressure of a 300 lb. object on a 100 sq. in. area?
O
30,000 psi
O
3,000 psi
O 300 psi
O 3 psi

D. 3 psi

Explanation:

Pressure is defined as force acting per unit area and is numerically expressed as:

where P represent pressure, F is force and A is area where the force acts. Substituting 300 lb for force and 100 sq.in for area then pressure,

Therefore, from the choices given, option D, 3psi is the right choice.

beta is electron from nucleus

something from nucleus has changed, but charge must be same for cons of charge

the answer would most likely be c, because if it's a comical piece of information, it may likely not be true, if it's a site that allows anybody to edit the content, it could mean a five year old is typing the info, and if it's a tv show produced by a celeb, it may have a biased opinion.