Advertisements
Advertisements
प्रश्न
The lighting and the thunder are produced simultaneously, but the sound of the thunder is heard a few seconds after the lightning is seen. Why?
अंतर स्पष्ट करें
एक पंक्ति में उत्तर
Advertisements
उत्तर
The speed of light is very fast as compared to the speed of sound in air. So, the thunder is seen fast and then we hear the sound of a thunderstorm.
shaalaa.com
Types of Circuits: Simple Circuit
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
What is the function of a key (or switch) in an electric circuit?
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 resistance?
Name the physical quantity of which the unit is ohm
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.
What do you understand by the term series circuit?
Draw a labeled diagram of a gold-leaf electroscope.
Write SI unit of
Electric current,
A bulb is connected to a cell. How is the resistance of circuit affected if another identical bulb is connected (i) in series, (ii) in parallel, with the first bulb?
