Load sets are connected in series or in parallel but fuse must be always connected in a)series b)parallel c)connection d)non of them

Q: A-choose the corect answer for the following: . T-Using a solid in the neutral and the earth in the…

A: First question is about the concept of grounding.   Second question is about the concept of fault…

Q: Which of the following is not a boundary condition for an SLG fault on phase 'a' of a power system?…

A: Since the single line to ground fault occurs on the phase a of the system the fault current of phase…

Q: 30kV, 50MVA generator having a solidly grounded neutral and Z1 = 0.25pu, Z2=0.15pu and Z0=0.05pu.…

A: Let Zn represents the limiting reactance.  Let us also assume that the fault current is equal to 1…

Q: (a) Write the junction rule for junction b. (b) write the loop rule for loop 1 (clockwise) and for…

A: Given circuit:

Q: Analyze and discuss different types of Air blast circuit breakers. Explain with the help of neat and…

A: To overcome the disadvantage of oil circuit breakers air blast circuit breakers are adapted. In oil…

Q: In delta connected system the voltage between any pair of terminal is voltage.

A: In delta connection as we know that line voltage is equal to the phase voltage.because only one…

Q: 25) What is the type of electrical fault shown in the diagram : XA) Phase to phase to ground. (B)…

A: In this question we will find type of fault....

Q: GFCI Circuit Breaker means O a. Great Fault Circuit Interrupter circuit breaker O b. Ground Fault…

A: An automatically operated electrical switch for protecting electrical circuits from damage that may…

Q: In its simplest form, ____ completes a path through which fault current can flow. Select one: A.…

A: Reason - Because this path has the least resistance. The earth is a good conductor due to its…

Q: Explain the differece between continous and discountinous current mode of convetrer operation

A: There are basically two modes of converter operations  1) Continuous Converter Operation the current…

Q: A 33 kV single core cable has a conductor diameter of 1 cm and a sheath of inside diameter 4 cm.…

A: We have an single core cable which has a, Diameter (d) = 1 cm Sheath diameter (d) = 4 cm Voltage (V)…

Q: Discuss different types of Air blast circuit breakers. Explain with the help of neat and clean…

A: The air blast circuit breaker, according to the type of flow of blast of air is of three types. 1.…

Q: Consider the following circuit, what is the maximum power that can be delivered to a load connected…

A: 3.125 Watt can be delivered. Detail solution in the image

Q: + Parallel-Series Connection

A: The cells are connected in series to increase the voltage rating of the system and connected in…

Q: Single core cable design for 25 kV. The radius of conductor is 0.5 cm. The insulation material…

A: The circuit diagram for the question is as follows The electrical gradient in a cable is given by…

Q: Yoke of the DC machines collect current from the commutator and supply to the load circuit.

A: Yoke in an internal part of the DC machine

Q: Question (1):  (a) Prove that gmax/gmin in a single-core cable is equal to D/d. (b) Draw the key…

A: Cable wires of aluminum or cable having only a single wire are enclosed for protection this…

Q: Choose the correct one for Underground Cable: O a. Initial Cost is More O b. Faults are more O C.…

A: In this question we need to choose a correct option

Q: The figure shows the operation circuit of staircase wiring. What is the position of switches? Phase…

A: In the figured,  Two way switches. Are consist for staircase.  What is the position of the switches?…

Q: When it comes to clipper circuits, what is the difference between positive and negative clippers

A: In this question we will differentiate between positive and negative clipper...

Q: In a power system 2 % of the total occurred fault is symmetrical fault. This will be most severe due…

A: Solution The symmetrical fault is most severe in high voltage and high current.

Q: NEC identifies ____ types of rigid PVC conduit. Select one: A. FIVE B. TEN C. THREE D. TWO

A: To discuss the types of rigid PVC conduit identified by NEC.

Q: Series-Parallel Connection +

A: Cells are connected in series to increase the voltage rating of the system and connected in parallel…

Q: 9. Two lamps of 20 and 40 candelas are 10 m apart. At what points on the straight line passing…

A:

Q: ransferred surge current method is used to find a. Fault in the transformer insulation b. Fault in…

A: Transferred surge current method is used to find Fault in the transformer insulation.

Q: 26) What is the type of electrical fault shown in the diagram : (A) Three Phase. (B) Phase to phase…

A:

Q: Short-circuit current in case of 3-phase fault in busbar A5 calculate

A: The power system has to transmit power from the generation side to the load side. For this purpose,…

Q: The chances of faults in underground system are as compared to overhead system less more above none

A: Given: The chances of faults in underground system are ________ as compared to overhead system?

Q: 31- Switching Overvoltage is an: a- Internal fault. b- External fault. C- Unbalance fault. d- All…

A: NOTE:- As per our company policy, experts are allowed to answer only 1 Question at a time, so only…

Q: Explain briefly what happens when load resistances are being removed one at a time in a parallel…

A: In  parallel connection when load resistances are being remove on at a time, it's resultant…

Q: An SSO ring main current runs from both ends effectively make the amount of power needed to go…

A: given ring main

Q: Measurement CT should not saturate by design during fault

A: Measurement CT should not saturate by design during fault  This statement is false and true.

Q: /The Voltage Range of a All aluminum Conductors using is Distribution schemes____________ a. 1 KV TO…

A: All Aluminum conductors are the most favored type for use in the construction of relatively short…

Q: Load flow study is carried out for O Stability studies Fault calculations Load frequency control…

A: Given  Load flow study

Q: surge protector working principal

A: we need to state the working principle of surge protector

Q: A circuit breaker is _______________________ a. used to detect a fault b. has a fuse elment c. has 3…

A: An electrical circuit breaker is a switching device which can be operated manually and automatically…

Q: 10.a. When new work is being performed, an outlet box must have a minimum depth of A. 1 in.…

A:

Q: The term "____" is defined in NEC® Article 100 as "connected to establish electrical continuity and…

A: Given, The term "____" is defined in NEC® Article 100 as "connected to establish electrical…

Q: In a busway, bumpers are part of the___. A. In plate assemblies b. Hangers c. Kickouts d. Bus…

A: Busway plays vital role in the power distribution. It is the defined as the electric distribution…

Q: What are the severe Faults on the Power System a. L-G fault b. L-L-L fault O c. L-L-G fault O d. L-G…

A: Line – Line – Line Fault  are balanced, i.e., the system remains symmetrical even after the fault.…

Q: The value of fault current, when the resistance in a circuit is zero and time t=0. a-Vm/Z b-2Vm/Z…

A: Faltu current at t= 0 is when the resistance is zero is  Maximum initial voltage / impedance

Q: Overcurrent devices are generally not permitted on the ____ conductor. a. ungrounded b. phase c.…

A: Overcurrent devices are generally not permitted on the ____ conductor.

Q: Single line to ground fault is one type of the unsymmetrical fault. Select one: O True O False

A: During line to ground falut positive, negative and zero sequence currents are available.becaue of un…

Q: State some applications of series and parallel circuits

A: As per our company guidelines we are supposed to answer only first one question. Kindly repost other…

Q: Power output Step up and down transformers lose 4% Full power potential (power input) Generator…

A: Overall losses = channel losses + penstock losses +Turbine losses + Generator losses + Transformer…

Q: 1. This operation does not deal with an existing hole: Boring Counterboring Drilling Reaming

A: Correct answer is  DRILLING  Drilling is carried out to make a new hole, so it doesn't deal with…

Q: A generator is having an impedance of 0.93 p.u., before fault occurs in it. What is the possibility…

A: During  a fault,high current passes from the generator as compared to normal operating procedures.