1.

During the discharge of a lead storage battery, density of H_2SO_4fell from 1.3 to 1.14 g/mL. Sulphuric acid of density 1.3g/ml is 40W% and that of 1.14g/mL is 20W%. The battery holds two litre of the acid and volume remains practically constant during discharging. The number of ampere-sec used from the battery is.

Answer»

`3 XX 96,500`
`6 xx 96,500`
`9 xx 96,500`
`12 xx 96,500`

Answer :B


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