JEE Main 2024 April 4, Morning Session Q.(20-Q21)

20. The value of net resistance of the network as shown in the given figure is ...
21. A soap bubble is blown to a diameter of 7 cm. 36960 erg of work is done in blowing it further. If surface tension of soap solution is 40 dyne/cm, then the new radius is · · · · · · cm. Take π = 22/7
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