The parallel component is given by
F=180cos(25)=163.14N
Something that there is only so many of or not enough of
Answer:
when the direction of the Current changes.
Explanation:
Electromagnet refers to an iron ore wrapped around with a coil of wire, in presence of electric current. As it acts like a magnet, when current is passed through it.
The north & south poles of magnetic fields produced by such magnet, change with direction of current passed through it.
Divide the distance traveled by the time it took:
(100 m) / (4.2 s) ≈ 23.8 m/s