If a = 60 cm, b = 80 cm, Q = −6.0 nC, and q = 6.0 nC, what is the magnitude of the electric field at point P in the figure?

c. newton's third law of motion

i really dont know but i will try okay.

so i think u would just add all them up and get your answer..

in most common fires, oxygen is needed for an oxidation reaction to takes place. the combination of oxygen with any element as fuel can create fire and combustion will occur especially if wood, light materials and other combustible things are combine with oxygen.