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104+ Electrical Engineering Interview Questions And Answers
Engineering ➔ Electrical Engineering Job Interview Questions and Answers
Electrical engineering interview questions and answers, referred to as electrical and electronic engineering, Electrical Engineering interview questions and answers guide deals with the study and application of electricity, electronics and electromagnetism. The field interview questions and answers first became an identifiable occupation in the late nineteenth century after commercialization of electric telegraph and electrical power supply. Learn Electrical Engineering by interview questions
► In a star connected three phase transformer the
► A single-phase double-wound transformer consists of
► One method of insulating windings is to use
► The usual method of insulating core laminations is
► If a motor is required to start against a large starting current, it is usual to use
► In a shunt-wound motor the field coil is connected in
► When the field windings of an electrical machine are not connected to its own armature, it is known as
► With a star-delta starter, the windings are brought out to a terminal box. The voltage applied to the windings at starting is
► Particular starting arrangements are used when a motor has a rating greater than
► An isolator built into a panel is used for
► A device with a BS EN number has been
► Q8 BS 7671 provides appropriate advice on
► What degree of protection is specified for protection against a BS finger?
► Which of the following is statutory?
► Which of the following are appropriate tests for a completed panel?
► The purpose of a switch is to open or close a circuit
► A common type of cable termination used for ribbon cables in panel building is
► A moving coil meter is not used on an ac circuit because
► To ensure safe isolation, voltage indicating devices
► Which of the following is not a factor, which would affect the type of termination?
► Which of the following has an adverse effect on installed equipment?
► The purpose of a visual inspection is to ensure compliance with BS 7671, Section
► The purpose of a method statement is to
► Electrostatic sensitive equipment, in transit, need not be protected against damage from
► To facilitate ease of installation and assembly of equipment reference is made to
► When a voltmeter is connected in a circuit it is essential that it
► When an ammeter is connected in a circuit it is essential that it
► Which of the following has an impact upon earthing?
► Which of the following is a statutory piece of legislation?
► Which of the following lamps would not normally form part of a highway electrical system?
► Which legislation states the need to avoid live working unless unreasonable in all circumstances?
► To facilitate safe isolation, voltage indicating devices
► Instruments should be regularly calibrated to
► Relevant information for re commissioning street furniture can be found in
► Voltage indication devices need to be proved to ensure
► It is necessary to avoid skin contact with quartz lamps, as it
► Which of the following is a statutory document applicable to operatives carrying out installation and maintenance of highway electrical equipment?
► Which of the following is a non-statutory document?
► Which of the following normally form part of a highway electrical system?
► Low-pressure mercury- vapor lamps should be disposed of by
► When carrying out maintenance work on a distribution board in a busy walkway, it is advisable to protect others by the use of a
► In order to understand the operating procedure for a particular item of equipment, the best source of information would be the
► Guidance on regular inspection and testing of portable appliances can be found in
► Certain discharge luminaries mounted above rotating machine can give the appearance that the machine is at a standstill. This effect is known as
► Once a low-pressure mercury vapour lamp has lit, the purpose of the choke/ballast unit is to
► Balancing loads over three phases will reduce
► In order to facilitate maintenance of a complex electrical system, the sequence of control for isolation can be best shown using a
► In order to prevent danger during maintenance operations, a voltage warning notice is required on all electrical accessories where
► The Electricity at Work Regulations state that electrical equipment must be maintained to prevent danger. Electrical equipment is defined as all small items of battery-powered equipment up to and including overhead power lines rated at
► The four electrical tests that should be carried out on a new ring final circuit before it is energized are
► A 50 mm x 50 mm steel trunking has a tabulated space factor of 1037. If the tabulated factor for PVC cable having a cross sectional area of 6 mm2 is 21.2, the maximum number of these cables that can be installed into the trunking is
► The most suitable item of equipment to mark a straight line in order to install a horizontal conduit over a distance of 4 m is a
► A residual current device will disconnect under
► An earthing arrangement that has a PEN conductor is
► A non-maintained emergency light is classified as NM3. This means that the luminary will illuminate during
► A circuit wired in 1.5 mm2 thermoplastic (PVC) twin with CPC cable is protected by a 16 A device and is used to supply a 230 V 3 kW water heater. If the cable has a rated voltage drop of 29 mV/A/m and the circuit is 24 m long, the actual voltage drop will be
► The maximum operating temperature for a thermoplastic (pace) insulated cable with copper conductors is
► For a drawing having a scale of 1:50, a wall 10 m long would be drawn to a length of
► Which of the following is a non-statutory regulation?
► If a circuit protective device requires 200 A in order to disconnect in the required time, the overall impedance of the earth fault path for a 230 V circuit protected by the device must not exceed
► Which of the following is a transmission voltage?
► The ratio of the true power to apparent power in an ac circuit is the
► In order to determine the amount of accessories required for a particular contract, the best method would be to use the layout drawings and a
► In order to prove safe isolation of an electrical circuit, it is essential to use
► A suitable means of recording the number of visitors on a large construction site is by the use of a
► On a large construction site, inductions are carried out for new members of staff in order to inform them of the
► Before any work is done within an electrical installation, the first procedure would be to
► The order in which they should be carried out is
► The five main stages of the risk assessment procedure are:
► A particular extension lead used on a construction site is colored yellow to
► A 110 V, centre-tapped earth, reduced low voltage supply for power tools provides a voltage of
► The purpose of a bonding conductor is to provide
► The white or grey PVC outer layer of a twin and CPC flat thermoplastic (PVC) cable is the
► A mass of 20 kg is to be raised by a hoist 2 m in 30 seconds. Assuming no losses, the power required to raise this load is
► Where P = V I. The value V can be determined using
► Four resistors having values of 2 O, 2 O, 5 O, and 20 O are connected in a parallel circuit arrangement. The total resistance of this circuit is
► An increase in current through a conductor will lead to
► A single rotation of an alternator, intended to provide a 50 Hz supply frequency, will take
► The Tesla is the unit of
► Using a scale of 1:50, a 10 mm measurement taken from a plan would be equal to an actual measurement of
► To ensure that a particular item of electro technical equipment meets a particular British Standard or BSEN Harmonized Standard, the best source of information would be the
► An independent regulatory body responsible for monitoring standards of electrical installation contractors is the
► CO2 fire extinguishers are indicated by the color code
► The type of fire extinguisher, which would not be suitable for flammable liquids, is
► First aid points are indicated using signs bearing a white cross on a
► When carrying out repairs to the base of a street lighting column it is essential to wear
► Prior to using an electric saw on a construction site, a user check finds that the insulation on the supply flex is damaged. The correct procedure would be to
► Which of the following documents is non-statutory?
► Draw the state diagram for a circuit that outputs?
► Design a four-input NAND gate using only two-input NAND gates
► Explain the differences between "Direct Mapped", "Fully Associative", and "Set Associative" caches
► Given the following FIFO and rules, how deep does the FIFO need to be to prevent underflowing or overflowing?
► Write a function to output a diamond shape according to the given (odd) input?
► Write a function to determine whether a string is a palindrome (same forward as reverse, such as "radar" or "mom")
► In C, explain the difference between the & operator and the * operator?
► Write the code for finding the factorial of a passed integer. Use a recursive subroutine?
► Write the code to sort an array of integers?
► What is the difference between running the following snipet of code on Verilog vs Vera?
► Using the given, draw the waveforms for the following versions of a?
► What is the difference between: c = foo ? a : b; and if (foo) c = a; else c = b;
► What is the difference between the following two lines of Verilog code?
► Given the following snipet of Verilog code draw out the waveforms for clk?
► Given the following Verilog code, what value of "a" is displayed?
► What is the difference between a Verilog task and a Verilog function?
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2018-02-02 02:54:12
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