Which of the following applications is not based on use of ICs?
A
Microprocessor chip.
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B
Laptops and personal computers.
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C
Mobile phones.
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D
Transformers.
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Solution
The correct option is D Transformers. Microprocessor chip, laptops and personal computer and mobiles phones, all have IC based design which makes them small and relatively cheaper.
Transformers have the conventional circuits because of their high power requirement which cannot be handled by ICs.