urgent
Asked by pritam | 8th Sep, 2010, 11:45: AM
Expert Answer:
freuency = 1/Time period.
In one time period current changes direction only once.(from +ve to -ve).
T=1/50
=.02 sec.
so 1 sec=50 T
=> current changes its direction 50 times.
freuency = 1/Time period.
In one time period current changes direction only once.(from +ve to -ve).
T=1/50
=.02 sec.
so 1 sec=50 T
=> current changes its direction 50 times.
Answered by | 8th Sep, 2010, 09:59: PM
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