Practice Secondary Batteries (2.6.2) - Electrochemistry

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6 sample questions

Question 1.
What is a secondary battery?
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Think about the opposite of a primary battery.
Question 2.
What is the electrolyte in lead storage batteries?
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Consider what is used in car batteries.
3Question 3.
What distinguishes a secondary battery from a primary battery?
- Primary batteries can be reused
- Secondary batteries are rechargeable
- Both types are the same
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Think about how long a battery lasts.
4Question 4.
True or False: Nickel-cadmium batteries are cheaper to manufacture than lead storage batteries.
- True
- False
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Consider the cost factors.
Question 5.
If a lead battery has a voltage of 12V and a total capacity of 60 Ah, how many watt-hours of energy can it provide?
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Remember the formula for energy calculation.
Question 6.
Analyze the operational efficiency of nickel-cadmium batteries compared to lead storage batteries in terms of cycle life and cost per cycle.
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Reflect on their applications and longevity.

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