UPSC Civil Services 2024 Prelims General Studies Paper I
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Question : 36 of 100
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In which of the following are hydrogels used ?
1. Controlled drug delivery in patients
2. Mobile air-conditioning systems
3. Preparation of industrial lubricants
Select the correct answer using the code given below :
1. Controlled drug delivery in patients
2. Mobile air-conditioning systems
3. Preparation of industrial lubricants
Select the correct answer using the code given below :
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