If the current is 3.94 A and is increasing at a rate of 3.80 A/s , what is the potential difference across the coil at this moment

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.

electric field is a function of 1/r^2

yes, the force per unit charge for a point charge is inverse square law.

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;