Abag of cotton and an iron bar weigh the same on a weighing scale.which one is actuall y heavier?

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Solution

The bag of cotton will be heavier as it will be also be under the influence of a larger buoyant force of air due to it's large volume.
But, they will have the same mass and be equally if heavy if you do not consider the buoyant force.

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Abag of cotton and an iron bar weigh the same on a weighing scale.which one is actuall y heavier?

The bag of cotton will be heavier as it will be also be under the influence of a larger buoyant force of air due to it's large volume.But, they will have the same mass and be equally if heavy if you do not consider the buoyant force.

The bag of cotton will be heavier as it will be also be under the influence of a larger buoyant force of air due to it's large volume.
But, they will have the same mass and be equally if heavy if you do not consider the buoyant force.