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The source of electrical energy on the A...

The source of electrical energy on the Apollo space flights was ………

A

Ni-Cd battery

B

Pb-acid storage cell

C

Generator

D

Fuel cell

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CHETANA PUBLICATION-Electrochemistry-EXERCISE
  1. The gas obtained at cathode during discharging of dry cell is ………..

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  2. H2-O2 fuel cells are used in space crafts for supply of ………. For astro...

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  3. The source of electrical energy on the Apollo space flights was ………

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  4. The approximate voltage of H2-O2 fuel cell is…………

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  5. If a metal ion is less easily reduced than a hydrogen ion, the electro...

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  6. When an aqueous solution of copper sulphate is electrolysed using copp...

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  7. Which of the following reactions would take place at the cathode durin...

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  8. In which of the following electrolysis, electrodes act as active elect...

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  9. When an aqueous solution of copper sulphate is electrolysed using copp...

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  10. Electrochemical equivalent of an element is .

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  11. On passing 3F electricity through three cells containing fused Na2CO3,...

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  12. How may coulombs of electricity are required for the oxidation of one ...

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  13. 1 coulomb of electricity produces m kg of a substance X. The electroch...

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  14. The net electric charge on DNA and histones is

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  15. A copper voltameter, a silver voltameter and a water voltameter are co...

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  16. If x the specific resistance of the solution and N is the normlaity of...

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  17. The reason for increase in electrical conduction of a weak electrolyte...

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  18. According to Kohlrausch law, the limitiing value of molar conductiviit...

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  19. The equivalent conductance of a 1N solution of an electrolyte is near...

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  20. The decrease in electrical conductivity of metals with increase in tem...

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