An electric heater consists of a nichrome coil and runs under $220 \,V$, consuming $1 \,kW$ power. Part of its coil burned out and it was reconnected after cutting off the burnt portion.The power it will cunsume now is
An electric heater consists of a nichrome coil and runs under $220 \,V$, consuming $1 \,kW$ power. Part of its coil burned out and it was reconnected after cutting off the burnt portion.The power it will cunsume now is
- [KVPY 2010]
- A
more than $1 \,kW$
- B
less than $1 \,kW$, but not zero
- C
$1 \,kW$
- D
$0 \,kW$
Similar Questions
Which one is not the correct statement
Which one is not the correct statement
Assertion : Long distance power transmission is done at high voltage.
Reason : At high voltage supply power losses are less.
Assertion : Long distance power transmission is done at high voltage.
Reason : At high voltage supply power losses are less.
- [AIIMS 2013]
If two electric bulbs have $40\,W$ and $60\,W$ rating at $220\,V$, then the ratio of their resistances will be
If two electric bulbs have $40\,W$ and $60\,W$ rating at $220\,V$, then the ratio of their resistances will be
Two electric lamps of $40\, watt$ each are connected in parallel. The power consumed by the combination will be ........... $watt$
Two electric lamps of $40\, watt$ each are connected in parallel. The power consumed by the combination will be ........... $watt$
In a large building, there are $15$ bulbs of $40\ W$, $5$ bulbs of $100\ W, 5$ fans of $80\ W$ and $1$ heater of $1\ kW$. The voltage of electric mains is $220\ V$. The minimum capacity of the main fuse of the building will be ................ $A$
In a large building, there are $15$ bulbs of $40\ W$, $5$ bulbs of $100\ W, 5$ fans of $80\ W$ and $1$ heater of $1\ kW$. The voltage of electric mains is $220\ V$. The minimum capacity of the main fuse of the building will be ................ $A$
- [JEE MAIN 2014]