0989 the surface tension of a liquid is 5 nm if a thin film of the area 002 m2 is formed on a lo

Name: 0989 the surface tension of a liquid is 5 nm if a thin film of the area 002 m2 is formed on a loop then its surface energy will be a 5 102 j b 25 102 j c 2 101 j d 5 101 j 3
Uploaded: 2022-02-28T13:21:34-08:00
Duration: 1 min 48 s
Channel: Kajal Raghubanshi
Description: 0989 the surface tension of a liquid is 5 nm if a thin film of the area 002 m2 is formed on a loop then its surface energy will be a 5 102 j b 25 102 j c 2 101 j d 5 101 j 3

Question

Kajal Raghubanshi · Accepted Answer

Step 1: Calculate the effective area of the thin film on the loop.
                        Given

Question

The surface tension of a liquid is 5 N/m. If a thin film of the area 0.02 m2 is formed on a loop, then its surface energy will be (A) 5 × 10–2 J (B) 2.5 × 10–2 J (C) 2 × 10–1 J (D) 5 × 10–1 J

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