sarrahtaherpatla sarrahtaherpatla

27-07-2018
Mathematics

contestada

Please help me tuition is tomorrow and I don't know the answer plz help 20th question .

Please help me tuition is tomorrow and I dont know the answer plz help 20th question class=

Respuesta :

Aishani Aishani

27-07-2018

75 times in a minute

1 minute = 60 seconds

75 times -------> 60 second

1 time -------> ((60/75) x 1) second

Time period = (60/75) second

Frequency = 1/Time period

Frequency = 1/(60/75) = 1/0.8 = 1.25 Hz

Hope it helped!

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