1.

Give reasons for the following : (a) A balloon collapses when air is removed from it. (b) Water does not run out of a drpooer unless its rubber bulb is pressed. (c) Two holes are made in a sealed oil tin to take out oil from it.

Answer»

Give reasons for the following :

(a) A balloon collapses when air is removed from it.

(b) Water does not run out of a drpooer unless its rubber bulb is pressed.

(c) Two holes are made in a sealed oil tin to take out oil from it.



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