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Meter Bridge

The heat gene...

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The heat generated in the coil of resistance 180 ohm which is connected to a silver voltmeter is 364.5 kj . If a steady current is passed through the circuit for15 min , find the mass of Ag that gets deposited on the cathode . Relative atomic mass of silver is 108 gm and faraday constant is 96500 c.

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Q. The heat generated in a coil of resistance

180

Ω

which is connected to a silver voltameter is

364.5

kJ. If a steady current is passed through the circuit for

15

min, find the mass of Ag that gets deposited on the cathode. The relative atomic mass of silver is

108

g and Faraday's constant is 96,500 C.

Q. Find the mass of silver deposited when a current of 1.5 ampere is passed through silver nitrate solution for 5 min.

(Atomic mass of

A g

108

Q. An electric heater of resistance

150

Ω

and a copper voltameter connected in series. If a steady current is passed through the circuit for

40

0.05

g of Cu gets deposited on the cathode, calculate the heat generated in the coil in joule (e.c.e of Cu =

3.3

10^{- 7} k g C^{- 1})

Q. A copper voltameter is connected in series with a coil of resistance

10 Ω

. When a steady current is passed through the circuit,

0.297 g

of copper is found to be deposited at the cathode in

15 m i n

. The electrochemical equivalent of copper is

3.3 \times 10^{- 7} k g C^{-}

. Heat liberated in the coil is:

Q. When 9.65 C of electricity is passed through a solution of silver nitrate (atomic mass of Ag =108 g mol-1) the amount of silver deposited is:

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