A soap film is trapped between a frame and a wire of length 10 cm as s – McqOptions

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1.	A soap film is trapped between a frame and a wire of length 10 cm as shown.
A.	If the surface tension is given as 0.0049 N/m, what will be the value of m (in mg) such that the wire remains in equilibrium?
B.	0.1
C.	1
D.	10
E.	100
Answer» E.

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