easton6230 easton6230
  • 25-01-2024
  • Physics
contestada

What is the force required to separate two glass plates of area 3 × 10⁻²m² with a film of water of
thickness 0.07 mm between them?
(Surface tension of water= 7 × 10⁻² N/m)

A. 50 N
B. 60 N
C. 20 N
D. 80 N

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