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- Help me solve this The spiders and insects move and run about on the surface of water without sinking because
The spiders and insects move and run about on the surface of water without sinking because
- Option 1)
Elastic membrane is formed on water due to property of surface tension
- Option 2)
Spiders and insects are lighter
- Option 3)
Spiders and insects swim on water
- Option 4)
Spider and insects experience upthrust
Answers (1)
As we learnt in
Surface tension -
Surface tension is defined as the force acting per unit length perpendicular to the line drawn on the surface of liquid.
-
Weight of spiders or insects can be balanced by vertical component of force due to surface tension.
Option 1)
Elastic membrane is formed on water due to property of surface tension
Correct
Option 2)
Spiders and insects are lighter
Incorrect
Option 3)
Spiders and insects swim on water
Incorrect
Option 4)
Spider and insects experience upthrust
Incorrect
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