The depolarisation in a primary cells is used for the purpose of
A. increasing the life of the cell
B. increasing the emf of the cell
C. removing the hydrogen collected at one of the plates
D. removing the dipoles from the electrolytes
Answer: Option B
Related Questions on Thermochemistry
A. physical change
B. reduction reaction
C. endothermic reaction
D. exothermic reaction
Which law of the thermochemistry introduces the concept of entropy?
A. Second Law
B. Zeroth Law
C. Third Law
D. First Law
Which of the following is a closed system?
A. Jet engine
B. Tea placed in steel kettle
C. Pressure cooker
D. Rocket engine during propulsion
The entropy of perfectly crystalline solid at absolute zero is
A. positive
B. negative
C. Zero
D. not definite

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