1) Hertz is the unit of
a) Frequency
b) Time period
c) Displacement
d) Force
2) One hertz is equal to
a) 1 sec
b) 1 vibration
c) 1 cycle
d) 1 vibration/sec
3) Frequency f is related to time period
T as
a) f=T
b) f=1/T
c) f==2π/T
d) f=T2
1.a
2.d
3.b
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