Upon compulsorily equipped vessels which are required to have an accurate clock in the radio room, how frequently must this clock be adjusted and be compared with standard time?
A
Every three hours
B
Ever four hours
C
Every six hours
D
At least once every 24 hours
Loading interactive features...
Question 1 / 20lBdLRGm54iVrnPwzObtl
Question 1 of 20lBdLRGm54iVrnPwzObtl
Upon compulsorily equipped vessels which are required to have an accurate clock in the radio room, how frequently must this clock be adjusted and be compared with standard time?
Upon compulsorily equipped vessels which are required to have an accurate clock in the radio room, how frequently must this clock be adjusted and be compared with standard time?