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The maximum force in addition to the wei...

The maximum force in addition to the weight required to pull a wire frame 5.0 cm long from a water surface at a temperature of `20^@`C is 720dyne . The surface tension of water is

A

72.0dyne/cm

B

145dyne/cm

C

720dyne /cm

D

14.5 dyne /cm

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The correct Answer is:
A
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TARGET PUBLICATION-SURFACE TENSION -CRITICAL THINKING
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