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Mr. Gregory White
Mr. Gregory White, Professor
Category: Homework
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Experience:  M.A., M.S. Education / Educational Administration
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Need help please :If one terminal of a battery is connected

Customer Question

need help please :If one terminal of a battery is connected to the frame of the equipment in which it's used, the connection
is generally made with a
A. ground strap.
B. static comb.
C. cell clamp.
D. ground rod.
2. How many series-connected cells does a typical 12 V storage battery contain?
A. 6
B. 4
C. 2
D. 8
3. How many strands of small-diameter copper wire does stranded copper wire normally contain within its
insulating jacket?
A. 16-19
B. 10-15
C. 20-25
D. 5-9
4. What type of lithium battery has a flat discharge rate?
A. Lithium pentoxide
B. Manganese dioxide
C. Polycarbon monofloride
D. Nickel hydroxide
5. To clean dirt and spilled electrolyte from a battery, use a dilute solution of either water and baking soda
or water and
A. sulfuric acid.
B. ammonium chloride.
C. ammonia.
D. cadmium hydroxide.
6. To construct a battery with a current of 6 A, you would connect six 1 A cells
A. to a ground.
B. in series-parallel.
C. in series.
D. in parallel.
7. What is the diameter of #12 gage copper wire?
A. 101.90 MILS
B. 128.50 MILS
C. 162.00 MILS
D. 80.81 MILS
8. What should you do before cleaning the top of a storage battery and rinsing it with fresh water?
A. Remove the cell caps.
B. Remove all the electrolyte from each cell.
C. Discharge the battery completely.
D. Tighten the caps and plug the vents.
9. A material that displays near zero resistance at a low temperature is called a(n)
A. superconductor.
B. semiconductor.
C. rectifier.
D. oscillator.
10. The negative plate of a storage battery is made of
A. spongy lead.
B. semi-pure lead.
C. sulfur dioxide.
D. lead dioxide.
11. When cleaning a storage battery, you can use a solution of water and ammonia, or a solution of water
A. nickel hydroxide
B. baking soda
C. sulfuric acid
D. ammonium chloride
12. What is the resistance of 1,000 feet of #16 AWG copper wire?
A. 4.094
B. 6.510
C. 5.185
D. 2.575
13. If you splash electrolyte from a storage cell on your skin, you should immediately wash your skin with
A. sodium hydroxide.
B. fresh water only.
C. ammonia and water.
D. baking soda and water.
14. What is the "C" rate of a 3 AH rapid charge battery?
A. 1.75
B. 3
C. 2.52
D. 1.5
15. What is the voltage produced by a standard lithium cell?
A. 4.2 VDC
B. 2.6 VDC
C. 2.1 VDC
D. 3.0 VDC
16. What type of wire is used in very high temperature locations, such as electric heater assemblies?
A. Nickel chromium wire with FEP insulation
B. Copper wire with FEP insulation
C. Nickel chromium wire with fiberglass insulation
D. Copper wire with TFFN insulation
17. What is the conductivity of lead as compared to silver?
A. 15
B. 7
C. 30
D. 61
18. Suppose you're trying to remove the clamp from a ground strap that's connected to a battery. The
clamp won't come loose. Which of the following tools should you use to remove the clamp?
A. A hammer
B. A clamp spreader
C. A clamp puller
D. A pry bar
19. The electrolyte in a typical wet storage cell or battery is a mixture of water and
A. lead.
B. ammonium chloride.
C. sulfuric acid.
End of exam
D. zinc.
20. During the charging of a storage battery, what is the temperature that the electrolyte solution must
never exceed?
A. 110° F
B. 90° F
C. 125° F
D. 60° F
21. What is the output voltage of a typical size "D" NiCad cell?
A. 1.0 VDC
B. 1.8 VDC
C. 1.5 VDC
D. 1.2 VDC
22. What kind of electric cell is considered to be rechargeable?
A. Primary cell
B. Dry cell
C. Electrode cell
D. Storage cell
23. What is the resistance of a 1,000-foot length of #6 AWG wire at a temperature of 25 degrees C?
A. 0.1593 ohm
B. 0.4028 ohm
C. 0.6405 ohm
D. 0.2533 ohm
24. Which of the following devices is made of two different metals and produces a voltage when the metals
are exposed to heat?
A. A photovoltaic cell
B. A crystal
C. An accelerometer
D. A thermocouple
25. A group of several electric cells connected together is called a/an
A. electrode.
B. electrolyte.
C. battery.
D. recharger.
Submitted: 9 months ago.
Category: Homework
Expert:  Mr. Gregory White replied 9 months ago.

Hi, I'm Greg. Welcome to JustAnswer. I'm reviewing your question now, and will post back with your reply ASAP.

Expert:  Mr. Gregory White replied 9 months ago.

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