6A287 C
What capacity in amperes of storage battery is required to operate a 50 W emergency transmitter for 6 hr.? Assume a continuous transmitter load of 70% of the key-locked demand of 40 A, and an emergency light load of 1.5 A.
A.A battery rated greater than 177 amperhours
B.A battery rated at least 177 amperhours
C.A & B
D.None of the above
