SaraNextGen Study App [2023-24]
Last Updated On 01-06-2023 - By Jeesha Sara

Two wires  and  of same material and mass have their lengths in the ratio 1:2. On connecting them to the same source, the rate of heat dissipation in  is found to be  The rate of heat dissipation in  is

a)

b)

c)

d)

None of these


Question ID - 150228 :-

Two wires  and  of same material and mass have their lengths in the ratio 1:2. On connecting them to the same source, the rate of heat dissipation in  is found to be  The rate of heat dissipation in  is

a)

b)

c)

d)

None of these

1 Answer
5876 Votes
3537

Answer Key : (c) -

(c)

   [for same mass]

So



Next Question :

Two electrolytic cells containing  respectively are connected in series and a current is passed through them until 2 mg of copper is deposited in the first cell. The amount of silver deposited in the second cell during this time in approximately (atomic weight of copper and silver are 63.6 and 108.0 )

a)

1.7 mg

b)

3.4 mg

c)

5.1 mg

d)

6.8 mg


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