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akanksha
Questions (5)
In a group of children, 45 play football out of which 30 play football only 28 play hockey, 25 play cricket, out of which 11
4 answers
2,218 views
the potential energy of an electron in H-atom is -13.6eV.if the potential energy of an electron in He+ ion is -3.4eV ,what would
1 answer
525 views
a train 100m long is to cross a river bridge of length 800m. what time it take to cross the bridge ?velocity of train is 36km/h.
8 answers
2,942 views
a metal sample carrying a current along X-axis with density Jx is subjected to a magnetis field Bz(along z-axis). the electric
1 answer
484 views
explain three reasons for which the central location of india at the head of the indian ocean is considered of great importance?
1 answer
381 views
