In which of the following ways can the disadvantages of chopper amplifier type pH meter be overcome?
A. Using zero corrected DC amplifier
B. Using modern design
C. Using digital design
D. Using vibrating condenser
Answer:D
In which of the following ways can the disadvantages of chopper amplifier type pH meter be overcome?
A. Using zero corrected DC amplifier B. Using modern design C. Using digital design D. Using vibrating condenser
Explanation: The disadvantages of chopper amplifier type pH meter can be overcome using a vibrating condenser. It is used in the place of the mechanical chopper.