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  9. Q85

OPSC OCS 2019 · Question 85 of 99

Batteries used in mobile and smartphones are:

General Studies

  1. ADry cell
  2. BMercury cell
  3. CLithium-ion BatteryCorrect
  4. DLead Storage Battery

Answer: C. Lithium-ion Battery

Explanation

In terms of chemical composition, there are only two types of batteries used in modern cell phones Lithium Polymer and Lithium-Ion . Li-Poly is the latest and most advanced technology for cell phone batteries.

Source: OPSC OCS Prelims 2019 GS Paper-I; answers per hemunda.com unofficial key

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