Quiz Questions - Electronic mechanic

Question 1 1 Marks

What is the name of the pair of metal strips used in battery cell?

A

Cathode

B

Electrolyte

C

Electrodes

D

Carbon rod

Question 2 1 Marks

Which material is used for negative terminal of alkaline manganese dioxide batteries?

A

Zinc

B

Lithium

C

Cadmium

D

Nickel hydroxide

Question 3 1 Marks

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

A

Red colour

B

Grey colour

C

Reddish brown

D

Spongy grey colour

Question 4 1 Marks

Which electrolyte is used in maintenance free lead acid batteries?

A

Gelled electrolyte

B

Sodium electrolyte

C

Ceramic electrolyte

D

Potassium electrolyte

Question 5 1 Marks

What is the name of the process to maintain the recommended level of electrolyte in lead-acid battery cell?

A

Recharging

B

Topping up

C

Charging the cell

D

Cycling of the cell

Question 6 1 Marks

Which battery is made from non-toxic materials?

A

Lithium ion (Li-Ion)

B

Lithium polymer (Li-Poly)

C

Nickel cadmium (Nicad)

D

Nickel metal hydride (NiMH)

Question 7 1 Marks

Which battery is used for cellular phones?

A

Nickel ion

B

Lithium ion

C

Zinc chloride

D

Sodium sulphur

Question 8 1 Marks

Why the load testing is done on the lead-acid battery?

A

Test the dimensional accuracy

B

Verify the rated power delivery

C

Measure the rated output voltage

D

Test I2R power loss in the battery cell

Question 9 1 Marks

Which device is used to test the fully charged condition of a lead acid battery cell?

A

Multimeter

B

Hydrometer

C

DC voltmeter

D

High rate discharge tester

Question 10 1 Marks

How batteries are classified based on their working?

A

Dry cells and alkaline cells

B

Button cells and lithium cells

C

Primary cells and secondary cells

D

Cylindrical cells and rectangular cells