Battery and Oscilloscope MCQ with Answers

Battery and Oscilloscope MCQ with Answers

1) Which electrolyte is used in lead-acid battery?

Answer is:

Sulphuric acid

Explanation:

2) Which battery is used for cellular phones?

Answer is:

Lithium ion

3) What is the rated voltage of a single cell in lead acid battery?

Answer is:

2.2 V

4) What is the colour of positive electrode in fully charged lead acid battery?

Answer is:

Reddish brown

Explanation:

A positive plate of a lead-acid battery is brown in colour. A negative plate of a lead-acid battery is grey in colour. For each plate, there is a supporting grid made of an alloy of lead and antimony.

What is the colour of positive electrode in fully charged lead acid battery?

5) Which energy is converted by the battery to produce electricity?

Answer is:

1) Which electrolyte is used in lead-acid battery?

Sulphuric acid

2) Which battery is used for cellular phones?

Lithium ion

3) What is the rated voltage of a single cell in lead acid battery?

2.2 V

4) What is the colour of positive electrode in fully charged lead acid battery?

Reddish brown

5) Which energy is converted by the battery to produce electricity?

Chemical energy into electrical energy