What is the potential energy of a soap film formed on a frame of area 5×10^-3 m^2 ? The surface tension of soap solution 30×10^-3 N/m.
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What is the potential energy of a soap film formed on a frame of area 5×10^-3 m^2 ? The surface tension of soap solution 30×10^-3 N/m.
solve & explain..
plz. don't spam
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Answer:
Potential energy of the firm
= 2TA
=2×40×10
−3
×4×10
−3
=32×10
−5
J
Change in potential energy
=2T△A
=2×10
−3
[4×10
−3
−2×10
−3
]
=16×10
−5
J
Answer:
Potential energy of the firm
= 2TA
=2×40×10
−3
×4×10
−3
=32×10
−5
J
Change in potential energy
=2T△A
=2×10
−3
[4×10
−3
−2×10
−3
]
=16×10
−5
J
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