A______is a grooved wheel with a rope running through it.
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Answer is :- Rahat or Pulley.
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palash09:
yes good thanks
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A pulley is a grooved wheel with
a rope running through it.
- A pulley is one of the classic scientific devices which is heavily used in our daily lifestyle.
- A pulley is rotating wheel on an axle which has groove on it ,this groove contains a rope which is wrapped around the wheel.
- The total pulley and rope system is used to lift heavy objects.
- The working efficiency of a rope and pulley system is very good which means we need to apply small amount of force in this system to lift up heavy objects.
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