Sonam has 4 solid inctallic balls, all of equal weight.
The sizes of the 4 balls are as shown below. If ball 2
sinks in water, which of the other balls will definitely
sink in water?
(1) Only ball 1
(2) Only ball 3
(3) Both ball 1 and ball 4
(4) All the other balls - 1, 3 and 4
if someone knows the answer if tell
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Answer:
(1) Only ball 1.
Explanation:
All are of same mass.
D=