1000+ Chemical Effects of Electric Current MCQ Questions & Answers - 1

Question: 1

The e.m.f. of a cell does not depend upon

(A) size and spacing of electrodes

(B) concentration of electrolyte

(C) nature of electrolyte

(D) nature of material of electrodes

Ans; B

concentration of electrolyte

Question: 2

The internal resistance of a lead acid cell is mainly due to

(A) electrolyte

(B) negative plates

(C) positive plates

(D) both positive and negative plates

Ans: A


Question: 3

Nickel iron batteries are used in

(A) railway train lighting system

(B) submarines

(C) hospitals as an emergency supply

(D) starting of car engine

Ans: A

railway train lighting system

Question: 4

A multiplate construction is used in a lead acid cell to

(A) facilitate cell connections

(B) increase the internal resistance of the cell

(C) increase the e.m.f. of the cell

(D) increase the capacity of the cell

Ans: A

facilitate cell connections

Question: 5

The most commonly used cell is

(A) fuel cell

(B) nickel cadmium cell

(C) nickel iron cell

(D) lead acid cell

Ans: D

lead acid cell

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