Advertisements
Advertisements
प्रश्न
What is the heating effect of electric current?
उत्तर
When electricity is applied to a conductor that is solely resistive, all of the energy from the electric current is converted to heat. Resistor heats up as a result. Electric current's heating impact is defined as the heating of a resistor as a result of electrical energy loss.
APPEARS IN
संबंधित प्रश्न
Why does the cord of an electric heater not glow while the heating element does?
Which electric heating device in your home do you think have resistors which control the flow of electricity?
Give scientific reason :
In the electric equipment producing heat e.g. iron, electric heater, boiler, toaster, etc., an alloy such as Nichrome is used, not pure metals.
Answer the following question:
what is the heating effect of the electric current? state any four applications of it?
The electricity bill specifies the usage in _______.
Which of the following substance contracts on heating?
What is the heating effect of electric current?
Name any two appliances which works on the phenomenon of heating effect of electric current.
If 220 V potential difference is applied across an electric bulb, a current of 0.45 A flows in the bulb. What must be the power of the bulb?
The graph of voltage vs current for four different materials is shown below.
Which of these four materials would be used for making filament of bulb?