<span>-- the product of the net charges on the objects;. -- the distance between the centers of their net charges. (Pretty much identical to the formula for gravitational force)</span>
Answer:
velocity changes over time.
Answer:
Explanation:
Magnetic field due to straight current carrying wire is given by the formula
now we will have for one side of the square at its center position given as
now for the we have for complete square loop it will become 4 times of the one side
Answer:
Explanation:
If you are asking for how much a cubic meter of iron would weight, you need to find its density.
The density of iron taken from the periodic table is , therefore a single cubic meter would weight 7870 kg, which written in scientific notation would be
The answer for the online test is going to be the last one, D