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Download sample power electricity questions along with gold power tips
Sample power electricity questions along with gold power tips for you dear users todayElectrical filamentWe are ready to download.
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Sample questions in this collection
1) Electrical panels are divided into how many categories in terms of voltage level?
A) 3 b) 4 c) 5 d) 7
2) How many categories are LV panels divided into in terms of application?
A) 3 b) 4 c) 5 d) 7
3) The title indoor and outdoor refers to which type of panel classification? A) Static classification of the panel b) Installation location c) Appearance of the building and skepticism d) None
4) The title self standing and wall mounted refers to which type of panel classification? A) Static classification of the panel b) Installation location c) Appearance of the building and skepticism d) None
5) The title of all closed and sliding panels refers to which type of panel classification? A) Static classification of panels b) Installation location c) Appearance of building and skepticism d) None
6) Which option is the most suitable installation location for the main panels? A) After the main transformer b) Before the main transformer c) Before the final consumer d) None
7) Which option is related to the definition of "sub-boards fed from main board feeders"?
HV (د MCC (ج SUB Main (ب DB) a
8) What is the definition of "most of these panels are used in buildings and for downstream power distribution"?
HV (د MCC (ج SUB Main (ب DB) a
9) Which option is related to the definition of "these panels are equipped with remote control or PLC"?
HV (د MCC (ج SUB Main (ب DB) a
10) How many categories is the process of making a painting divided into?
A) one b) two c) three d) four
11) What is the meaning of R hitting the ingots?
A) Prevent the operator from being damaged while repairing the panel b) Prevent the release of electrons c) Prevent the ingots from connecting to each other d) None
12) In how many stages is the painting operation of the boards done?
A) two b) four c) six d) five
13) What does it mean? IP Specification of degree of protection or International Protection (a. Ingress Protection Marking (b c) Option a and c d) None
14) According to IEC-60529, what kind of protection does the letter x in IPxy indicate? A) level of protection against foreign hard object and also protection of people b) level of protection against water intrusion c) level of protection against mechanical stresses d) none
15) What is the minimum distance between the cables so that the capacitance reduction coefficients of the cables are not used? A) Berber cable diameter b) equal to the diameter of the cable c) half the bending radius of the cable
D) There is no restriction in this regard and the cables can be placed next to each other.
16) Which of the following should be the color of protective conductor insulation in electrical circuits? A) brown b) black c) green / yellow d) light blue
17) Which of the following determines the choice of conductor cross-section?
A) Voltage drop and maximum allowable temperature b) Voltage drop and apparent resistance c) Mechanical electrical stresses Economic gain d) None
18) What type of transformer is allowed to be used if the transformer substation is built on the upper floors of a building for some reason?
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Sample of Electric Gold Tips
2 inches equals 50.8 mm.
To create the teeth inside the pipes, braces are used and to create the teeth on the pipes, Hadideh is used.
For non-permanent connection of two workpieces, the most suitable connection is bolt and nut connection.
To increase the current of the batteries, they are connected in parallel and to increase the voltage, the batteries are connected to each other in series.
They use two points of conversion to control the brightness of a place.
A meter is used to measure energy consumption.
In starting single-phase motors, two capacitors, electrolytic starting capacitor and permanent capacitor are oiled.
During the three phases, the difference between the phases is 120 degrees.
Zenz diode is used to stabilize the voltage.
Bushings are used to connect the two pipes.
The height of the socket from the floor is 30 cm and the height of the switch from the floor is 110 cm.
In slotted pole motors, short circuit loops are used on the poles.
To control a circuit from several points, the steps are placed in series and the starters are placed in parallel.
The device used to measure resistance, current and voltage is called an ohmmeter (multimeter).
The centrifugal switch is used to remove the auxiliary coil and capacitor in single-phase motors.
In an AC contactor, the role of the short-circuit loop in the iron core is to prevent oscillations and reduce noise.
The transfer joint is used to connect the dry cable and the oil cable to each other.
It is written on the contactor H08 / 53 that the number of open blades of the steering wheel is 5 blades and the number of closed blades of the steering wheel is 3 blades.
In transistors, the emitter base acts as a diffuser.
The size of A4 paper is 297 210 210 mm.
A cable with a single strand and a triangular cross-section is represented by the letter Se.
A dimmer is used to change the light intensity of the lamp.
A float switch is used to control the fluid level of the tanks.
If NA is written on the cable, the conductor of the cable is made of aluminum.
A timer is used for automatic control in circuits.
4 diodes are used to rectify the whole wave of the bridge.
In the RLC circuit, in the resonant state, the relation XL = XC is established.
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Content tags
Sample power questions , Sample power question , Sample specialized power questions with answers , Sample power electrical engineering questions , Sample power field questions , Electrical Tips ساختمان , Electrical Tips گرفتگی , Electrical Tips صنعتی , Electrical Tipsی , Electrical Tips ساختمان , Electrical Tips , Building Electrical Tips , Electrical Tips , Electrical Safety Tips ,Files that you may need

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