a solid glass sphere weighs 20N in air and 16N in water. the specific gravity of glass is _____
1) 2.5
2)3.5
3)5
4)none of these
pls say me the answer
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Step-by-step explanation:
Weight of glass sphere= 20N
Weight of sphere is water=16N
Weight of water displaced = 20-16=4N
Therefore,
specific gravity = density of glass/ density of water
= weight of glass/weight of water ( Because volume of water displaced= volume of glass)
=20/4 = 5
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