Question

The brightness of light, emitted by a bulb, is observed to decrease when an
electric heater is connected in series with it. Suggest the likely reason for this
observation​

Answer 1

Answer:

the observation can be that the circuit is connected in a series connection

Answer 2

Answer:

yes it is so...

Explanation:

when a bulb connected with series to electric heater the current gets divided in two parts so as it gets divided into two parts the energy required to the bulb gets lower and the brightness gets decreases.....

thank you...