यदि किसी चालक में 3 मिनट तक 5 A की धारा प्रवाहित होती है, तो प्रवाहित होने वाले आवेश का मान क्या होगा?

Four resistors of 5 Ω, 15 Ω, 20 Ω and 40 Ω are connected in series. The equivalent resistance of the combination is ______.

A 100 W bulb is connected to a 220 V supply. The current through the bulb is approximately:

A light bulb is rated at 200 W for a 130 V supply. Find the resistance of the bulb.