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APPSC Asst. Electrical Inspector

Applications are invited on-line through the proforma application for recruitment to the post of Assistant Electrical Inspectors in A.P. Electrical Inspectorate Services.

Important dates:

Online availability of application: 24/01/2012 to 22/02/2012

Last date for payment of fee: 20/02/2012

Date of exam: 11/03/2012

Application Fees: Rs.100/- (Application Processing Fee), Rs.120/- (Examination Fee)


Selection Procedure:

The selection of candidates for appointment to the posts will be made on written examination (conventional type). The final selection of these posts will be based on the written examination.

  1. The minimum qualifying marks for selection are OCs 40%, BCs 35% SCs, STs 30% or as per rules. The minimum qualifying marks are relaxed able in the case of SC/ST/BC on the discretion of the Commission.
  2. The candidates will be selected and allotted to Service/ Department as per their rank in the merit list and for the vacancies available. N.B.: Mere securing minimum qualifying marks shall not vest any right in a candidate for being considered for selection.
  3. The selection will be made on state-wide merit. Reservation to local candidates is not applicable to this recruitment as per departmental special rules.
  4. The appearance in all the papers at the Written Examination as per rules is compulsory. Absence in any of the papers will automatically render his candidature as disqualified.
  5. Candidates have to produce Original documents and other particulars for verification as and when required and called for. If the particulars furnished in the application do not tally with the Original documents produced by the candidate, the candidature will be rejected. The candidate should carefully fill in all the particulars. For any omission on his part in filling the application leading to rejection of his/her candidature as he/she will be solely and squarely responsible. Commission will not entertain any request in this regard.
  6. The appointment of selected candidates will be subject to their being found medically fit in the appropriate medical classification.


Scheme of Exam:

Written(Objective Type)Examination


General Studies& Mental Ability

150 Marks

150 Minutes

150 Questions



300 Marks

150 Minutes

150 Questions


450 Marks




Paper-1 General Studies

  1. General Science – Contemporary developments in Science and Technology and their implications including matters of every day observation and experience, as may be expected of a well-educated person who has not made a special study of any scientific discipline.
  2. Current events of national and international importance.
  3. History of India – emphasis will be on broad general understanding of the subject in its social, Economic, cultural and political aspects with a focus on AP Indian National Movement.
  4.  World Geography and Geography of India with a focus on AP.
  5.  Indian polity and Economy – including the country’s political system- rural development – Planning and economic reforms in India.
  6.  Mental ability reasoning and inferences.
  7. Disaster Management (Source : CBSE Publications)
  8. Concepts in disaster management and vulnerability profile of India / State of A.P.
  9. Earth quakes / Cyclones / Tsunami / Floods / Drought – causes and effects.
  10.  Man made disasters - Prevention strategies.
  11. Mitigation strategies / Mitigation measures


Paper-2 (Concerned Subject) Electrical Engineering 

  1. Electrical Circuits: Basic electrical laws, Analysis of DC networks, transient response of RLC networks excited by impulse, step, ramp and sinusoidal excitations. Transform methods, transfer functions, poles and zeros steady state AC networks, frequency domain analysis, resonance, coupled circuits, two port networks, three phase networks, power in a.c. networks, power measurement in 3-phase networks.
  2. E.M. Theory: Electro static and electro magnetic fields, vector methods, Fields in dielectric, conducting and magnetic materials, Laplace and Poisson’s equation. Time varying fields, Maxwell’s equation, Poynting Theory, properties of transmission lines.
  3. Electrical Measurement And Instruments: Electrical standards, Error analysis, Measurement of current, voltage, power, energy, power factor, resistance, inductance capacitance frequency and loss angle. Indicating instruments, extension of range of instruments, DC and AC bridges. Electronic measuring instruments. Electronic multimeter, CRO, frequency counter, digital voltmeter, transducers, Thermocouples, Thermistor, LVDT, strain gauges, Piezo electric crystal, Measurement of non electrical quantities like, pressure, velocity, temperature, flow rate, displacement acceleration and strain
  4. .control systems: Open and closed loop control systems, Mathematical modeling, block diagram, signal flow graphs, time response and frequency response of linerar systems, error constants and series Root locus technique, Bode plot, polar plot, M-circles, N-circles, Nichol’s charts, stability, Routh Hurwitz criteria. Nyquist stability criteria, compensators, design in frequency domain. Control system components. Servo motors, synchros, tacho generator, error detector. State variable approach, modeling, state transition matrix, transfer function, response.
  5. Electronics: Solid state devices and circuits. Small and large signal-amplifiers with and without feedback at audio and radio frequency, multistage amplifiers. Operational amplifiers and applications. Integrated circuits oscillators, RC, LC and crystal oscillators wave form generators, multi-vibrators – Digital circuits, Logic gates, Boolean algebra combinational and sequential circuits. A to D and D to A converters Micro processors (8085) instruction set, memories, interfacing programmable peripheral devices – Number system flow charts – expressions and statements in C – language – simple programs for engineering application.
  6. D.C. Electrical Machines: Fundamentals of electro mechanical energy conversion, constructional features of D.C. Machines, emf equation types and characteristics of generators application, Torque in DC motor, types of DC motors, applications. Testing of D.C. motors, efficiency, and starting and speed control.
  7. Transformers: Construction – Principle of operation of 1-phase transformers – Vector diagram on No Load and – Load – Parallel operation – Regulation – efficiency – Equivalent circuit 3 phase transformer connections – Scott connection.
  8. Induction Motors: Production of rotating magnetic field, production of torque types of motors equivalent circuits, Circle diagram, torque slip characteristics, starting and maximum torque, speed control, principle of single phase induction motors, Applications.
  9. Synchronous Machines: Generation of emf in 3 phase AC Generator, Armature reaction, regulation by Synchronous inpedance and Ampere turn methods, parallel  operation, transient and subtransiat reactance, theory of salient pole machines. Synchronous Motor: Torque production, performance characteristics, methods of starting, V-Curves, synchronous condenser. Special Machines: Stepper motor, Methods of operation, Amplidyne and metadyneapplications.
  10. Electrical Power Generation: General layout – Types of power stations, economics of different types, base load and peak load stations, load factor and its effects, pumped storage schemes.
  11. Power Transmission: Calculation of line parameters, concepts of short, medium and long transmission lines,ABCD parameters, insulators, Corona, P.U. quantities, fault  alculations, symmetrical components load flow analysis using Gauss Seidal, New-ton Raphson, methods, economic operation, stability, steady state and transient stability, equal area criterion, ALFC and AVR control for real time operation of interconnected systems.
  12. 12.   Power System Protection: Principles of arc quenching, circuit breaker classification, Recovery and restriking voltages, relaying principles over current, directional over current relays-generator and transformer protection using differential relays-line protection using distance relays Surgeo phenomena in transmission lines – Travelling wave theory, protection against surges.
  13. 13.   Utilisation: Industrial Drives – Motors for various drives – Braking methods – Speed control of motors – Economics of rail traction – Mechanics of train movement – Estimation of power and energy requirements – Illumination – Laws Factory lighting – Street lighting – Induction and dielectric heating.






Name of the Post

No. Of Vacancies

Age as on 01/07/2011

Min. Max.

Pay Scale Rs.


Assistant Electrical Inspectors in A.P. Electrical Inspectorate Services








Education Qualification:

Post Code

Name of the Post

Educational Qualifications


Assistant Electrical Inspectors in A.P. Electrical Inspectorate Services

i)        Must possess a Bachelor’s Degree in Electrical Engineering from a University in India established or incorporated by or under a Central act or a State Act or a Provincial Act or any Institution recognized by the University Grants Commission or an equivalent qualification.

ii)       Must have three years practical experience in Electrical Engineering of which not less than one year shall be in the field of Electrical and Mechanical workshop or Generation or Transmission or Distribution of Electricity or in the Administration of Indian Electricity Act, 1910 and the rules made there under in a position of responsibility.

N.B:-Experience Certificate should be from an Electrical Contractor [License Grade-A/Grade-B Form HA/HB] issued by the Electrical Licensing Board to the company where he/she has worked.


How to Apply:

  1. Logon to the website (www.apspsc.gov.in) and enter basic personal details like name, father’s name, date of birth, and community.
  2. Immediately on entering the above details the applicant will get (downloadable) - challan form to pay the fee at A.P. online centres /State Bank of India.
  3. The applicant should pay the prescribed fee in any one of the A.P. Online centres /State bank of India and obtain fee paid challan with journal number in the first instance.
  4. On the next working day after payment of fee the applicant should again visit Website and enter the journal number to get and fill the format of application and should submit on-line.
  5. Affix your recent colour passport size photograph on a white paper and then sign below the photograph with black pen. Scan the above photo and signature and upload in the appropriate space provided (jpg format) in application form.
  6. The applicants have to invariably fill all the relevant columns in the application and should submit on-line.
  • Hand written/ typed/ Photostat copies/ outside printed application form will not be accepted
  • Only applicants willing to serve anywhere in the Andhra Pradesh should apply.


Contact Information:

For any problems related to online submission and downloading of hall-tickets

Phone: 040-23557455 (call time: 9.30 am to 1.00 pm & 1.30 pm to 5.30 pm)

Email:  appschelpdesk@gmail.com.


Centre for Written Examination:

  • The Written Examination will be held in Hyderabad only.
  • The Written Examination is likely to be held on 11/03/2012


For further instructions and relaxation in upper age limit, log on to: