How will you infer with the help of an experiment that the same current flows through every part of the circuit containing three resistances in series connected to a battery?
How will you infer with the help of an experiment that the same current flows through every part of the circuit containing three resistances in series connected to a battery?
Describe the experiment using a circuit diagram. Give details showing that same current flows through each component in a series circuit.
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State which has a higher resistance a $50\, W$ or a $25\, W$ lamp bulb and how many times ?
State which has a higher resistance a $50\, W$ or a $25\, W$ lamp bulb and how many times ?
What is the $SI$ unit of electric potential ?
What is the $SI$ unit of electric potential ?
Two conducting wires of same material, equal length and equal diameter are connected in series. How does the heat produced by the combination of resistance change ?
Two conducting wires of same material, equal length and equal diameter are connected in series. How does the heat produced by the combination of resistance change ?
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The rating of an electric heater is $1100\, W , 220\, V$. Calculate its resistance when it operates at $220\, V$. Also, calculate the energy consumed in $k W h$ in the month of November, if the heater is used daily for four hours at the rated voltage.
The rating of an electric heater is $1100\, W , 220\, V$. Calculate its resistance when it operates at $220\, V$. Also, calculate the energy consumed in $k W h$ in the month of November, if the heater is used daily for four hours at the rated voltage.