Last Updated On [03-11-2023]
A heater of 220 V heats a volume of water in 5 min. The same heater when connected to 110 V heats the same volume of water in (minute)
a)
5
b)
20
c)
10
d)
2.5
A heater of 220 V heats a volume of water in 5 min. The same heater when connected to 110 V heats the same volume of water in (minute)
a)
5
b)
20
c)
10
d)
2.5
Question ID - 150434 :-
A heater of 220 V heats a volume of water in 5 min. The same heater when connected to 110 V heats the same volume of water in (minute)
a)
5
b)
20
c)
10
d)
2.5
|
A heater of 220 V heats a volume of water in 5 min. The same heater when connected to 110 V heats the same volume of water in (minute) |
|||||||
|
a) |
5 |
b) |
20 |
c) |
10 |
d) |
2.5 |
|
(b) Heat produced by the heater For 220V heater heat produced
For 110V heater heat produced
Now,
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Next Question :
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a) |
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b) |
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c) |
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d) |
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and 
resistors are connected in series. This connection is connected with a battery of 
When a voltmeter of 
resistance is connected across 
resistor, then the reading of the voltmeter will be
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