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Thursday, January 15, 2015

A DC chopper remains ON for 36 μs. and OFF for 12 μs.What is its duty cycle ?

A DC chopper remains ON for 36 μs. and OFF for 12 μs.What is its duty cycle ?

A. 0.25

B. 0.75

C. 0.5

Answer: 0.75



Ton  = 36 μs.

Toff = 12 μs.

T = Ton + Toff = 48 μs.

Duty cycle = Ton / T

                  = 36 / 48
              
                  = 0.75

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