If the current in a wire increases from 5 A to 10 A, what happens to its magnetic field?
If the distance of a charged particle from a wire changes from 10 cm to 20 cm, what happens to its magnetic
If the charge of a particle changes from 2 uC to -2uC, what happens to the force exerted on that particle?

yup its correct its: c) b b

firearm identification is the process of analyzing the bullets and cartridge cases left at a crime scene to determine if they came from a particular firearm. marks on the bullets and cartridges may be common to every firearm of that type. these are called class characteristics.

c because the news are a source of information of things that happen on the daily and shows evidence about that particular topic