Which of the following is incorrect for a pneumatic comparator?Description: In the pneumatic comparator, there are No physical contact with the setting gauge or the part being measured. Therefore, there is no loss of accuracy due to gauge wear.

Which of the following is true about the use of comparators?

1. Which of the following is true about the use of comparators?Explanation: The comparator is Serial production for quick inspection of components. These can be used for inspection purposes, laboratory standards and working standards or gauges.

Which of the following is not a type comparator?

The correct answer is option’D‘.

Which of the following is an advantage of a pneumatic comparator?

Advantages of Pneumatic Comparator

High magnification possible. Since the comparator does not come into contact with the workpiece, no wear occurs on the workpiece. High precision is possible due to very few moving parts. Suitable for measuring the diameter of holes.

Which instrument is a comparator?

a dial indicator is the simplest mechanical comparator. It is a versatile and sensitive instrument.

Comparators explained (inverting, non-inverting, and window comparators)

40 related questions found

What are comparators and types?

Comparators are divided into various types such as Electronic, electrical, mechanical, optical, sigma, digital and pneumatic comparators, these are used in various applications. … comparators are primarily designed in a feedback-free open-loop configuration.

What is a comparator and its application?

Comparator is Electronic components that compare two input voltages. Comparators are closely related to op amps, but comparators are designed to operate with positive feedback and their output saturates at one supply rail or the other.

What is the principle of an electrical comparator?

The principle of the electrical comparator is Convert linear displacement to electrical output. In this comparator, we will use a grindstone bridge circuit, the work of this comparator can be done by using step-up and step-down transformers.

What is the principle of a pneumatic comparator?

Pneumatic Comparator Principle

The working principle of the pneumatic comparator is The air jet is very close to the surface and the air out of the jet is restricted. This causes pressure changes in the system supplying the jet.

What is an electronic comparator?

In electronics, a comparator is Compares two voltages or currents and outputs a digital signal indicating which is the larger device. It has two analog input terminals and one binary digital output. The output is ideal.

Which comparator is used in mass production?

The dial indicator is a mechanical comparator. Pneumatic comparators have less magnification than mechanical comparators.

Which of the following is a disadvantage of an electrical comparator?

Disadvantages of electrical comparators:

accuracy This comparator is affected by changes in the supplied AC current. Heating of the coil may cause zero drift to occur. It’s more expensive. Moving the pointer on a fixed scale reduces the Comparator’s range.

Which of the following is a disadvantage of a mechanical comparator?

Disadvantages of mechanical comparators

mechanical comparator has more moving parts, so friction, wear and tear are inaccurate. Any oversight of moving parts will reduce accuracy. The mechanism has greater inertia, which makes the instrument sensitive to vibrations.

Why give tolerances to parts?

Description: Provides tolerances for parts Because variations in material properties can introduce errors and the production machines themselves have inherent inaccuraciesAnother reason for introducing tolerances is that it is impossible for the operator to make a perfect setting, so some tolerances are provided.

What does roughness mean?

Definition of roughness. Unsmooth but irregular and uneven surface or edge texture. Synonym: ragged. Antonym: smooth. No rough texture; smooth to the touch.

Which of the following can be used as a comparator?

Which of the following can be used as a comparator? explain: No feedback op amp will act as a comparator comparing the two input signals.

What is a Pneumatic Comparator for?

Pneumatic comparators are precision devices that operate using a pneumatic system or compressed air.Pneumatic comparators are used like other mechanical, optical and electrical comparators Analyze the size difference between the workpiece to be tested and the standard workpiece.

Which comparator air is used as working medium?

work Pneumatic Comparator:- In this comparator, compressed air is used as the working medium. First, the air is compressed in the air compressor, then the compressed air from the compressor passes through the air filter.

What is the principle of air flow to create pressure difference?

explain construction and work Back Pressure Pneumatic Comparator. It works by the pressure difference created by the airflow. Air is supplied through the orifice at constant pressure and the air escapes in the form of a jet through the confined space where back pressure is applied.

What is the principle of the LVDT electrical comparator?

The working principle of an electrical comparator is Convert mechanical displacement to electrical signal. Therefore, they are called electromechanical measurement systems.

What are the advantages of comparators?

Advantages of electrical comparators

• (i) Electronic comparators have a small number of moving parts.
• (ii) It is possible to have very high magnifications, as can the same instruments. …
• ‘(iii) The mechanism carrying the pointer is light and insensitive to vibration.

Which comparator has only one output?

explain: Identity Comparator is a digital comparator with only one output, when A = B, « HIGH » A = B = 1 or « LOW » A = B = 0. Description: A magnitude comparator is a digital comparator with three outputs, one each equal, A = B greater than, A > B and less than A < B.

What is a basic comparator?

A basic op amp comparator circuit can be For detecting positive or negative input voltage Depending on which input of the op amp, we also connect the fixed reference voltage source and the input voltage.

What are the applications of amplitude comparators?

These are used in control applications where binary numbers representing physical variables (such as temperature, position, etc.) are compared to a reference value.Comparator is also used as process controller and servo motor control. For password authentication and biometric applications.

Where do we use comparators?

Comparable should be used when comparing instances of the same class.Comparators Can be used to compare instances of different classes.Comparable is implemented by classes that need to define a natural ordering for their objects. For example, String implements Comparable.