Advertisements
Advertisements
प्रश्न
A cell of potential difference 12 V is connected to a bulb. The resistance of filament of bulb when it glows is 24Ω. Find the current drawn from the cell.
योग
Advertisements
उत्तर
Given, potential difference (V) = 12 V
Resistance, R = 24 Ω
Therefore, current (I) = `"V" / "R"`
Or, I = `12/24` = 0.5 A
shaalaa.com
Types of Circuits: Simple Circuit
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
What is an electric cell?
The unit of current is :
When starter motor of a car is switched on for 0.8 s . a charge 24 C passes through the coil of the motor . Calculate the current in the coil .
What do you understand by the term parallel circuit?
Which is bigger: 1 C or magnitude of the charge on an electron?
Write SI unit of
Resistance.
A positively charged rod is brought near the cap of a positively charged gold leaf electroscope. State your observation and give a reason.
What is the SI unit of current?
What is the function of a switch in an electric circuit?
Name two sources of current.
