RPSC ACF Forest Range Officer 2018 Electrical Engineering Question Paper PDF

Rajasthan Government Jobs Engineer 2018

  • Year 2018
  • Conducted By RPSC
  • Questions 120
  • Maximum Marks 200
  • Duration 3.00 Hours
  • Languages Hindi & English

Exam Details

Detail Information
Examination ACF AND FOREST RANGE OFFICER GR-I COMP. EXAM
Year 2018
Conducting Body RPSC
Paper Electrical Engineering Paper-III
Subject Electrical Engineering
Duration 3.00 Hours
Maximum Marks 200
Number of Questions 120
Question Type Objective (MCQ)

This document contains the question paper for the ACF and Forest Range Officer Gr-I Competitive Examination 2018, specifically Paper-III focusing on Electrical Engineering. Conducted by RPSC, this exam tests candidates in Electrical Engineering subjects over 3 hours for a maximum of 200 marks. It features 120 objective-type questions. Aspirants can use this previous year's paper to understand the exam pattern, difficulty level, and important topics, aiding in their preparation for the RPSC ACF and Forest Range Officer examination.

Major Topics Covered

  • Induction Motor
  • Synchronous Motor
  • Single-phase Induction Motor
  • Power Factor
  • Semiconductor Devices
  • Rectifiers
  • MOSFET
  • Thyristor
  • TRIAC
  • GTO

Why This Paper is Important

  • Useful for ACF AND FOREST RANGE OFFICER GR-I COMP. preparation
  • Helps understand the latest exam pattern
  • Useful for practice and self-assessment
  • Covers frequently asked General Studies topics
  • Helpful for analysing question trends

Related Resources

  • RPSC ACF Forest Range Officer 2018 General Studies Paper
  • RPSC ACF Forest Range Officer 2017 Electrical Engineering Paper
  • RPSC AE Electrical 2020 Question Paper
  • RPSC ACF Forest Range Officer 2018 Electrical Engineering Answer Key
  • RPSC ACF Forest Range Officer Electrical Engineering Syllabus
  • RPSC AE Electrical Syllabus
  • RPSC ACF Forest Range Officer Exam Pattern
  • RPSC AE Electrical Exam Pattern

Instructions

  • प्रत्येक प्रश्न का केवल एक ही उत्तर दीजिए ।
  • Only one answer is to be given for each question. एक से अधिक उत्तर देने की दशा में प्रश्न के उत्तर को गलत माना जाएगा ।
  • प्रत्येक प्रश्न के चार वैकल्पिक उत्तर दिये गये हैं, जिन्हें क्रमश: 1, 2, 3,
  • Each question has four alternative responses marked serially 4 अंकित किया गया है ।
  • अभ्यर्थी को सही उत्तर निर्दिष्ट करते हुए उनमें as 1, 2, 3,
  • You have to darken only one circle or bubble से केवल एक गोले अथवा बबल को उत्तर पत्रक पर नीले बॉल indicating the correct answer on the Answer Sheet using BLUE प्वाइंट पेन से गहरा करना है। BALL POINT PEN.
  • OMR उत्तर पत्रक इस परीक्षा पुस्तिका के अन्दर रखा है । जब आपको
  • The OMR Answer Sheet is inside this Test Booklet. When परीक्षा पुस्तिका खोलने को कहा जाए, तो उत्तर पत्रक निकाल कर you are directed to open the Test Booklet, take out the ध्यान से केवल नीले बॉल पॉइंट पेन से विवरण भरें । Answer Sheet and fill in the particulars carefully with blue ball point pen only.
  • - प्रत्येक गलत उत्तर के लिए प्रश्न अंक का 1/3 भाग काटा जायेगा । गलत
  • 1/3 part of the mark(s) of each question will be उत्तर से तात्पर्य अशुद्ध उत्तर अथवा किसी भी प्रश्न के एक से अधिक deducted for each wrong answer. A wrong answer means उत्तर से है ।
  • किसी भी प्रश्न से संबंधित गोले या बबल को खाली छोड़ना an incorrect answer or more than one answers for any गलत उत्तर नहीं माना जायेगा । question. Leaving all the relevant circles or bubbles of any
  • मोबाइल फोन अथवा इलेक्ट्रोनिक यंत्र का परीक्षा हॉल में प्रयोग पूर्णतया question blank will not be considered as wrong answer. वर्जित है ।
  • यदि किसी अभ्यर्थी के पासं ऐसी कोई वर्जित सामग्री
  • Mobile Phone or any other electronic gadget in the मिलती है तो उसके विरुद्ध आयोग द्वारा नियमानुसार कार्यवाही को examination hall is strictly prohibited. A candidate found जायेगी । with any of such objectionable material with him/her will be strictly dealt as per rules.
  • कृपया अपना रोल नम्बर ओ.एम.आर. पत्रक पर सावधानीपूर्वक सही Please correctly fill your Roll Number in O.M.R. Sheet. भरें ।
  • गलत अथवा अपूर्ण रोल नम्बर भरने पर 5 अंक कुल प्राप्तांकों में
  • 5 Marks can be deducted for filling wrong or incomplete Roll से काटे जा सकते हैं । Number. चेतावनी: आगर कोई अभ्यर्थी नकल करते पकड़ा जाता है या उसके पास Warning : If a candidate is found copying or if any unauthorized से कोई अनधिकृत सामग्री पाई जाती है, तो उस अभ्यर्थी के विरुद्ध पुलिस में material is found in his/her possession, F.I.R. would be lodged प्राथमिकी दर्ज कराते हुए विविध नियमों-प्रावधानों के तहत कार्यवाही की against him/her in the Police Station and he/she would liable to be जाएगी ।
  • साथ ही विभाग ऐसे अभ्यर्थी को भविष्य में होने वाली विभाग की prosecuted. Department may also debar him/her permanently समस्त परीक्षाओं से विवर्जित कर सकता है । from all future examinations. इस परीक्षा पुस्तिका को तब तक न खोलें जब तक कहा न जाए । Do not open this Test Booklet until you are asked to do so. 14 - 1

  • If more than one answers are marked, it would be treated as wrong answer.

Questions (page 2)

Q1. Under no load condition, if the applied voltage to an induction motor is reduced from the rated voltage to half the rated value, read the following sentences and choose the correct option :

  • (a) The speed decreases and the stator current increases
  • (b) The speed and the stator current remain practically constant
  • (c) Speed of the motor decreases
  • (d) Stator Current of the motor decreases
  • (1) Only (A) is correct
  • (2) Only (B) is correct
  • (3) Only (C) and (D) are correct
  • (4) Only (D) is correct

Q2. A three-phase, 50 Hz, four-pole induction motor has a slip of 0.04 per unit when the output is 25 kW. The frictional loss is 300 W then the rotor speed becomes

  • (1) 1380 RPM
  • (2) 1440 RPM
  • (3) 1279 RPM
  • (4) 1450 RPM

Q3. When a synchronous motor is started, the field winding is energized

  • (1) in the very beginning
  • (2) after the motor has attained the synchronous speed and synchronized
  • (3) When the motor attains a speed slightly less than Synchronous speed
  • (4) Any time

Q4. The type of single-phase induction motor having the highest power factor at full load is

  • (1) Shaded pole type
  • (2) Split-phase type
  • (3) Capacitor-start type
  • (4) Capacitor-run type

Q5. A repulsion-start induction-run single phase motor runs as an induction motor only when

  • (1) brushes are shifted to neutral plane
  • (2) short-circuiter is disconnected
  • (3) commutator segments are
  • (4) stator winding is reversed

Q6. For the maximum current during slip test on a synchronous machine, the armature aligns along

  • (1) Direct axis
  • (2) Quadrature axis
  • (3) At 45° to direct axis
  • (4) At 45° to quadrature axis

Q7. The MOSFET cannot block negative polarity voltage because

  • (1) This can lead to breakdown of the material
  • (2) It has an intrinsic anti-parallel diode
  • (3) This can lead to damage of gate
  • (4) None of these

Q8. In a half wave diode rectifier where a pure resistor is connected at the output terminals, the power factor at AC input terminals is

  • (1) 0.707
  • (2) 1.0
  • (3) 0.5
  • (4) 0.9

Q9. Which semiconductor power device, out of the following, is not a current triggered device ?

  • (1) Thyristor
  • (2) GTO
  • (3) TRIAC
  • (4) MOSFET

Question paper preview

Scanned pages 1–2 for reference. Download the official PDF for the full paper.

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Frequently asked questions

What is the full name of the exam?

The full name of the exam is ACF And Forest Range Officer Gr-I Comp. Exam.

What year is this question paper from?

This question paper is from the year 2018.

Which conducting body organized this exam?

This exam was organized by RPSC (Rajasthan Public Service Commission).

What is the subject of this paper?

The subject of this paper is Electrical Engineering, specifically Paper-III.

What is the maximum marks for this paper?

The maximum marks for this paper are 200.

How much time is allowed for this paper?

The time allowed for this paper is 3.00 Hours.

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