एक 1.1 g cm−3 घनत्व के द्रव में 0.2 mm आन्तरिक त्रिज्या की केशिका को डुबाने पर उसमें 5.0 cm की ऊंचाई तक द्रव चढ़ जाता है। द्रव का पृष्ठ तनाव (Nm−1 में) जिसके निकटतम है, वह है

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CSIR-UGC (NET) Chemical Science: Held on (15 Dec 2019)
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  1. 0.05
  2. 0.108
  3. 0.018
  4. 0.005

Answer (Detailed Solution Below)

Option 1 : 0.05
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