engineering recuitment GATE EE 2023-24 Test Series Digital Electronics Combinational Circuits Realization of Logic Gates
An electric power generating station supplies power to three loads A, B and C. Only a single generator is required when any one load is switched on. When more than one load is on, an auxiliary generator must be started. The Boolean equation for the control of switching of the auxiliary generator will be
1
AA + BB + CC
2
ABC + BCA + CAB
3
AB + AC
4
AB + AC + BC