Download Aptitude Crack
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Measurements and Instrumentation - Engineering

Q1:

Assertion (A): Wien bridge can be used for measuring frequency. Reason (R): A frequency meter for 50 Hz system has a frequency range of 40 to 60 Hz.

A Both A and R are true and R is correct explanation of A

B Both A and R are true but R is not correct explanation of A

C A is true R is false

D A is false R is true

ANS:C - A is true R is false

Frequency range is 47 to 53 Hz.