In a four stroke I.C engine completing 3000rpm the natural frequency of vibration of the exhaust valve should be a. 1200 Hz b. 1000 Hz c. 600 Hz d. 120 Hz

In a four stroke I.C engine completing 3000rpm the natural frequency of vibration of the  exhaust valve should be
a. 1200 Hz b. 1000 Hz c. 600 Hz d. 120 Hz
by

1 Answer

Answer :

b. 1000 Hz
by

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