pH Meters and Ion Analysers MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on pH Meters and Ion Analysers, a fundamental topic in the field of Analytical Instrumentation. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our pH Meters and Ion Analysers MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of pH Meters and Ion Analysers mcq questions that explore various aspects of pH Meters and Ion Analysers problems. Each MCQ is crafted to challenge your understanding of pH Meters and Ion Analysers principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Analytical Instrumentation tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our pH Meters and Ion Analysers MCQs are your pathway to success in mastering this essential Analytical Instrumentation topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of pH Meters and Ion Analysers. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your pH Meters and Ion Analysers knowledge to the test? Let's get started with our carefully curated MCQs!

pH Meters and Ion Analysers MCQs | Page 6 of 16

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Q51.
Which of the following can be used to provide automatic temperature compensation?

a.

Proper insulation

b.

Calibration for different temperatures

c.

Thermistor

d.

Thermometer

Discuss
Answer: (c).Thermistor
Q52.
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

Discuss
Answer: (b).It has less accuracy
Q53.
Which of the following is not the characteristic of direct reading type pH meters?

a.

Simple operation

b.

Quick to use

c.

Continuous indication output

d.

It requires balancing process

Discuss
Answer: (d).It requires balancing process
Q54.
Which of the following is not the characteristic of chopper amplifier pH meter?

a.

Direct voltage from the electrodes is chopped at the main frequency

b.

Using choppers for high-input resistance gives rise to spikes of waveforms at the output

c.

It leads to stability in DC output of phase-sensitive rectifier

d.

Magnitude of surge increases in the glass electrode output

Discuss
Answer: (c).It leads to stability in DC output of phase-sensitive rectifier
Q55.
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

Discuss
Answer: (d).Using vibrating condenser
Q56.
The zero stability of vibrating condenser amplifier type pH meter is much better than a direct coupled amplifier.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q57.
In vibrating condenser amplifier type pH meter, to maintain good performance which of the following has to be done?

a.

Frequency of the vibrator should be stable

b.

Frequency of the vibrator should be constant

c.

Amplitude of the vibrator should be constant

d.

Both frequency and amplitude of the vibrator should be constant and stable

Discuss
Answer: (d).Both frequency and amplitude of the vibrator should be constant and stable
Q58.
If an instrument fails to balance at zero, it is most likely that the electrodes are defective.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q59.
Which of the following is not the characteristic of ion selective electrodes?

a.

It is fragile

b.

Easy to use

c.

Available in different sizes and shapes

d.

It is insensitive to many ions

Discuss
Answer: (a).It is fragile
Q60.
In glass membrane electrode, the glass containing 11% Na₂O, 18% Al₂O₃, 71% SiO₂ is highly sensitive to which of the following ions?

a.

Sodium

b.

Hydrogen

c.

Nitrogen

d.

Chlorine

Discuss
Answer: (a).Sodium
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