What color band markings would be seen on a 2.2 k resistor? a. black, black, orange b. orange, red, red c. red, red, orange d. red, red, red

D. Red, red, red

Explanation:

As we know that in colour coding the first colour will be the first number and second colour is second number while the third color is the multiple

so here we know that

Red = 3rd colour with Number 2

Orange = 4th colour with Number 3

so here if colours are in order of Red, Red and Orange then

it is given as

So it is

so it is correct answer as

D. Red, red, red

absorption lines are where light has been absorbed by the atom thus you see a dip in the spectrum whereas.

emission spectra have spikes in the spectra due to atoms releasing photons at those wavelengths.

explanation: