Which of the following is not the characteristic of null-detector type pH meter?
A. It can be battery operated
B. It has less accuracy
C. It is easy to maintain
D. Its electronic circuits are simple
Answer:B
Which of the following is not the characteristic of null-detector type pH meter?
A. It can be battery operated B. It has less accuracy C. It is easy to maintain D. Its electronic circuits are simple
Explanation: Null-detector type pH meter has greater accuracy than 0.01 pH. pH value is read from the calibrated precision voltage source dial.