EEM Electrical and Electronic Measurement Important MSBTE Exam Questions

22325 IMP

22325 Electrical and Electronic Measurement (EEM) is a technical course that teaches students about the principles and techniques of measuring electrical and electronic quantities. The Maharashtra State Board of Technical Education (MSBTE) conducts exams for this course as part of the assessment process for students pursuing technical education in Maharashtra, India. In this article, we will discuss some of the important questions that students can expect to encounter in the MSBTE EEM exams.

The Maharashtra State Board of Technical Education (MSBTE) conducts exams for technical courses offered by various institutes in the state of Maharashtra, India. These exams are an important part of the assessment process for students pursuing technical education. In this article, we will discuss some of the important questions that students can expect to encounter in the MSBTE exams.

1. What is the structure of the MSBTE exams?

The MSBTE exams are typically divided into two parts: the theory exams and the practical exams. The theory exams cover the theoretical concepts taught in the course, while the practical exams test the students' practical skills and knowledge.

2. What is the format of the MSBTE exams?

The MSBTE exams are usually multiple choice questions (MCQs), where students have to select the correct answer from a list of options. Some exams may also have short-answer or long-answer questions.

3. What are the important topics covered in the MSBTE exams?

The important topics covered in the MSBTE exams depend on the course being studied. Some common topics that may be covered include mathematics, physics, chemistry, engineering, computer science, and electronics.

4. How can students prepare for the MSBTE exams?

There are several ways that students can prepare for the MSBTE exams:

• Review the course material and make a study plan: It is important to review all the topics covered in the course and make a plan to cover them before the exams.

• Practice previous year's question papers: Solving previous year's question papers can help students get an idea of the types of questions that may be asked in the exams.

• Attend coaching classes: Many institutes offer coaching classes to help students prepare for the exams. These classes can be helpful in clearing doubts and providing guidance on exam preparation.

• Take online practice tests: There are several websites and apps that offer online practice tests for the MSBTE exams. These tests can help students assess their knowledge and identify their strengths and weaknesses.

• NOTE: These are not formal MSBTE Questions We Provide Important Practice Questions for Students to Score Good Marks in Exam and this Questions is based on Important Topics of Syllabus and Repeated Ones. So, with the help of this we help student to Not get KT / or /They will Not get Fail in Exam.

6. What is the passing mark for the MSBTE exams?

The passing mark for the MSBTE exams is 40%. This means that students must score at least 40% in each subject to pass the exam.

In conclusion, the MSBTE exams are an important part of the technical education assessment process in Maharashtra, India. Students can prepare for the exams by reviewing the course material, practicing previous year's question papers, attending coaching classes, and taking online practice tests. The passing mark for the exams is 40%.

1. Attempt any FIVE of the following: 10

a) State the necessity of measurement necessity?

b) List the errors occurring in single-phase electronic energy meters

c) State the purpose of four quadrant meter.

d) State the advantages of electronic energy meters

e) State the meaning of the following:

               (i) Sensitivity

               (ii) Deflecting torque

f) State the full form of PMMC and PMMI. 

g) Represent the vector representation of the power triangle.

h) State the types of errors (Any four). 

i) State the meaning of CTs.

j) List differences between absolute and secondary instruments. 

k) List the errors occurring in single-phase electronic energy meter

2. Attempt any THREE of the following: 12

a) State the desirable qualities of measuring instrument and explain any two in brief.

b) With neat sketch of PMMC instrument explain its working briefly.

c) List out comaprisions between CT’s and PT’s (Any four).

d) State errors occurring in measurement of electrical power. 

e) Define the following terms.

               (i) Precision

               (ii) Drift

               (iii) Resolution

               (iv) Back lash

f) List the types of systematic errors and state the reasons due to which these errors occur.

g) State the purpose of calibration of measuring instruments. Explain the procedure of calibration of D.C.Voltmeter by using D.C. Potentiometer.

h) A permanent magnet moving coil instrument of full scale deflection of 25 mA when P.D. across its terminal is 75 mV Calculate.

               (i) Resistance of shunt required for full scale deflection of 150 A

               (ii) Series Resistance for full scale reading 500 volts.

3. Attempt any THREE of the following: 12

a) A moving coil instrument gives full scale deflection of 24 mA. When a P.D. across if is 108 mV. Find the value of – 

             (i) Series resistance for full scale deflection of 400 V.

               (ii) Find the power consumption.

b) Explain the working of single phase electronic energy meter & Advantages with sketch. 

c) State the merits and demerits of power measurement using 2-wattmeter method.

d) With the neat sketch explain working of Dynamometer type wattmeter. 

e) Describe with circuit diagram, the working of full wave rectifier type A.C Voltmeter. 

f) A 3-phase, 500 volt motor load has a power factor of 0.4. Two wattmeter connected to measure the input. They show the input to be 30 KW. Find the reading of each wattmeter? 

g) List the various errors occurred in dynamometer type & electrodynamometer type wattmeter and describe the way of compensating any one type of error.

h) Describe with circuit diagram, the calibration of single phase electronic energy meter using direct loading? 

i) Draw the circuit diagram for:-

               (i) Measurement of active power in 3-phase load circuit using two wattmeter.

               (ii) Measurement of reactive power in 3-phase load circuit using one wattmeter.

4. Attempt any THREE of the following: 12

a) Draw a neat labeled diagram of 3-phase electronic energy meter. 

b) State and explain working of phase sequence indicator with suitable sketch.

c) State/Describe the construction and working of western type frequency meter with labeled diagram.

d) State the differences between analog instruments and digital instruments. 

e) State the necessity and construction of earth tester with suitable sketch. 

f) What is Trivector meter? Describe the constructional details of Trivector meter? 

g) Describe how the following measurements can be made with the use of CRO:

               (i) Voltage measurement

               (ii) Time period measurement

h) Describe with block diagram, the working of function generator. 

i) Describe with block diagram; the principle of operation of digital storage oscilloscope.

j) Describe with block diagram; the working of digital frequency meter.

k) Describe with suitable example; frequency measurement by Lissajous patterns on CRO.

5. Attempt any TWO of the following: 12

a) Three identical coils each of (4 + j5) V are connected in S far across 415V, 3-phase 50 Hz supply find

               (i) Vph

               (ii) Iph

               (iii) Wattmeter readings W1, W2.

b) Describe with sketches the various blocks and working of signal generator. 

c) State the necessity of synchroscope and with neat sketch explain its working. 

d) Explain with sketch, the construction and working principle of repulsion type moving iron instrument? 

Compare repulsion type MI instrument with attraction type MI instrument?

e) Draw a block diagram of CRO and state the function of each block.

f) Explain the effect of power factor on wattmeter readings in two wattmeter method of power measurement.

6. Attempt any TWO of the following: 12

a) Draw the neat labelled diagram showing the controls available on front panel of CRO. 

b) State the necessity of extension of Ammeter using shunt with mathematical derivation if necessary.

c) State errors occurring in wattmeter and suggest method for overcoming such types of errors (Any six). 

d) Explain with neat sketch

               (i) Earth resistance measurement using earth tester 

               (ii) High resistance measurement using megger.

e) Explain with neat sketch; the construction and working principle of Megger.

f) Explain the calibration of single phase electronic energymeter using direct loading.

Related:-

• 
  
• Electrical and Electronic Measurement (EEM)
• Maharashtra State Board of Technical Education (MSBTE)
• Technical education
• Exam preparation
• Multiple choice questions (MCQs)
• Theory exams
• Practical exams
• Principles of electrical measurement
• Electronic measurement
• Measurement of electrical power
• Oscilloscope and its applications
• Passing mark
• Study plan
• Previous year's question papers
• Coaching classes
• Online practice tests