Question

please solve it quickly. correct answer would be marked as brainlist. please please please. please please please please please​

Answer 1

Answer:

is it for 10th boards??

Answer 2

Answer:

Resistance = 484 Ohm

Energy Consumption for 5 bulbs = 2kWh or 2 unit

Cost = 9.20 rupees

Explanation:

Resistance = 484

$resistance \: = \: {v}^{2} \div p$

Energy Consumed = 100W × 4hr × 5

= 20000W.hr

= 2kWh

Cost = Rate × Units Consumed

= 4.6 × 2

= 9.20 rupees