Physics, asked by aayushsharma20pehad8, 9 months ago

A small bulb has a resistance of 2 ohm when cold.it takes up a current of 0.4A from a source of 4v and then starts glowing.calculate the resistance of the bulb when it is glowing

Answers

Answered by Ishanya12K

2

Answer:

10 Ohm

Explanation:

Resistance = Voltage/Current

R = V / I

R = 4 / 0.4

R = 10 Ohm

Answered by jiya91729

1

Answer:

12 is answer dear friend

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