IAS General Studies Prelims Question No. 17

Lithium-ion is the fastest growing and most promising battery chemistry; replacing the old nickel-cadmium batteries”. What could be the reason(s) for it?

  1. Lithium ion batteries are cheaper in cost
  2. They have low self discharge rate
  3. They have a higher energy density
  4. They are able to operate at higher voltages

Select the correct option from codes given below:
[A] 4 Only
[B] 2 and 3 Only
[C] 2,3 and 4 Only
[D] 1,2,3 and 4
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[C] 2,3 and 4 Only
Lithium ion batteries have 40 percent higher cost compared to nickel-cadmium batteries. All other statements are correct.

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