Consider the following statements about ultrasonic flow meters: The me – McqOptions

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1.	Consider the following statements about ultrasonic flow meters: The measurement in insensitive to viscosity, pressure and temperature variations.It has bidirectional measuring capability and can be used for any pipe size.It has a relatively lower cost.It has good accuracy, fast response and wide frequency range. Which of the above statements is/are correct?
A.	1 only
B.	1 and 2 only
C.	1, 2 and 4
D.	3 and 4 only
Answer» D. 3 and 4 only

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