TATA MOTORS SKILL DEVELOPMENT CENTRE, CVBU PUNE
Upskilling Training Permanent Technicians
Day 06 Test Battery Time: 1: 00 Hrs
Name: Ticket no: Sign:
Date: Batch: Total:
1. Battery Having _____ no. of cell and each cell having ______ Voltage
a. 3 cell and 3 Volt
b. 5 Cell and 2 V
c. 6 Cell and 2.1 Volt
d. 6 Cell and 2 Volt
2. Lead Acid battery having ______
a. H2SO4
b. HCL
c. H2O
d. CH4
3. Specific gravity is good then it will be lies in ____
a. 1.10
b. 1.285
c. 12.85
d. 2.95
4. The capacity of a battery is expressed in terms of
a. Current rating
b. Voltage rating
c. Ampere hour rating
d. None of the above
5. The storage battery generally used in electric power station is.
a. Nickel-cadmium battery
b. Zinc carbon battery
c. Lead-acid battery
d. None of the above
6. Battery charging equipment is generally installed
a. In well ventilated location
b. In clean and dry place
c. As near as practical to the battery being charge
d. In location having all above features
7. Batteries are charged by
a. Rectifiers
b. Engine generator sets
c. Motor generator sets
d. Any of the above
8. Battery container should be acid resistance therefore it is made up of
a. Glass
b. Plastic
c. Wood
d. All of the Above
9. The electrode for a battery must be
a. A semiconductor
b. An insulator
c. A good conductor of electricity
d. A bad conductor of electricity
10. Cells are connected in series in order to
a. Increase the voltage rating
b. Increase the current rating
c. Increase the life of the cells
d. None of the above
11. A dead storage battery can be revived by
a. Adding distilled water
b. Adding so-called battery restorer
c. A dose of H2SO4
d. None of the above
12. Each cell has a vent cap
a. To allow gases out when the cell is on charge
b. To add water to the cell if needed
c. To check the level of electrolyte
d. To do all above functions
13. The current in a chemical cell is a movement of
a. Positive ions only
b. Positive and negative ions
c. Negative ions only
d. Positive hole charges
14. Which of the following primary cells has the highest voltage?
a. Manganese-alkaline
b. Carbon-zinc
c. Lithium
d. Mercury
15. Battery is a device which converts chemical energy into____
a. Mechanical
b. Magnetic
c. Solar
d. Chemical
16. The output voltage of a charger is
a. Less than the battery voltage
b. Higher than the battery voltage
c. The same as the battery voltage
d. None of the above
17. During discharging of lead acid battery _____.
a. Specific gravity of battery increase
b. Voltage increases
c. Both anode and cathode becomes PbSO4
d. None of the above
18. ______, the electrolyte of a lead acid battery becomes stronger
a. During discharging
b. During charging
c. during pouring of electrolyte
d. all of the above
18. The efficiency of a lead acid battery is in the range of___%.
a. 70 to 85
b. 90 to 95
c. 50 to 70
d. 40 to 50
19. The specific gravity of a discharged lead-acid battery is___.
a. 1.12
b. 0.08
c. 1.5
d. 2.0
20. The energy in a lead acid battery is stored in the form of _____.
a. Potential energy
b. Electrostatic charge
c. Chemical energy
d. Heat energy
