A: Net +2 L/min, tank fills. B: Net 15−1=14 L/min, fills. C: Inflow 2×4=8 L/min; outflow 500 ml/sec =30 L/min; net −22 L/min, does not fill. D: Net 2−4=−2 L/min, does not fill. Only A and B fill.
Find in whichever condition/conditions filling of water tank is/are possible :
A. One tap filling the tank in 2 liter / minute.
B. One tap filling the tank in 15 liter / minute and one tap emptying the tank with speed 1 liter / minute.
C. Two tap filling the tank with uniform speed of 4litre/minute and one tap emptying the tank with speed of 500 ml / sec.
D. One tap filling the tank in 2 liter / minute and one tap emptying the tank with speed 4 liter / minute.
Choose the correct answer from the options given below:
Held on 20 Aug 2022 · Verified 13 Jul 2026.
Filled in case 'A' Only
Filled in case 'A' and 'B' Only
Filled in case 'A' and 'C' Only
Filled in case 'A' and 'D' Only
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