30. A beaker containing water is kept on a spring balance. The mass of water and beaker is 5kg A block of
mass 2kg and specific gravity 10 is suspended by means of thread from a spring balance as shown
The reading of scales S, and S, are respectively. (Take 8 =109)
1) 52N and 20N
2) 50N and 18N
S2N and 16N
4) 52N and 22N
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