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A block of aluminium of mass 1 kg and vo...

A block of aluminium of mass 1 kg and volume `3.6xx 10^-4 m^3` is suspended form a string and then completely immersed in a container of water. The decrease in tension in the string after immerison is

A

9.8 N

B

6.2 N

C

3.6 N

D

1.0 N

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