Calculate mark to space ratio if the system is on for 9 sec and time period is 11 sec.
Calculate mark to space ratio if the system is on for 9 sec and time period is 11 sec. Correct Answer 4.5
Mark to space is Ton÷Toff. It is the ratio of time for which the system is active and the time for which is inactive. M = Ton÷Toff=9÷(11-9) = 4.5.