Question

A certain amount of water is heated at a constant rate. The time to bring it to boiling is t1 and the time required from beginning of boiling to boiling off the whole amount is t2. Which is greater t1or t2? Why?​

Answer 1

Answer:

A heater boils

water in time

and another heater bolis the same water in time

. If both the heater are connected in parallel, the combination will bolt the water in time

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Text Solution

Answer :

b

Solution :

Let

be the resistance of two beaters and

in the required to boll

of water if

is the voltage applied to heated then <br>

….(i) <br> or

....(i) <br> when two heated are is parallel and

is time taken to boil the given water then <br>

<br> or

<br>

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