Figure 14 shows a cork floating on water and held to the bottom of the beaker by a thin thread.

(i) Name the forces acting on the cork
(ii) Describe how each of the forces mentioned in (i) above changes when water added into the beaker until it fills up.

Answer:

i)
- tension
- upthrust
- weight

ii)
- As water is added , upthrust and tension increases

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Figure 14 shows a cork floating on water and held to the bottom of the beaker by a thin thread.

(i) Name the forces acting on the cork
(ii) Describe how each of the forces mentioned in (i) above changes when water added into the beaker until it fills up.