#Easa part 66 B1,B2 MODULES EXAM MCQs QUESTION BANK : Does a resistor have polarity Why or why now not?

Saturday 21 August 2021

Does a resistor have polarity Why or why now not?

 Does a resistor have polarity Why or why now not?



No he resistors are bidirectional and might therefore be utilized in each instructions.

 

Do not move wrong with the coloured traces, it’s just to mention the approximate resistance.



 

The resistors are basically passive additives and feature a linear response when the voltage is applied to one or the alternative polarity.


A resistance shows no polarity bias. Why? as it’s feature of the electrical contemporary. it’s like why things fall to the ground as soon as launched. due to gravity. Why? due to the fact it is the nature of gravity to attract things which are launched.



 

No, they can be located anyway due to the fact the resistors haven't any polarity, so that they paintings well in both instructions, however you need your circuit to be readable, so it’s good practice to pick a route and to follow her for you to examine your tapes without having to return the element within the hand or within the head.


No, they don't have any polarity inside the feel that they behave the same way while they are reversed.


it's far because they depend upon the overall resistivity of the materials to reap their function resistance. and this resistivity has no sign and it has no electric properties that differentiate it in a single course or the other.



 

In a few circuits, the layout of the resistors modifies the feature of the circuit according to their route. the wound resistors for instance.


In real design paintings, most of the time, I recall the resistors as though they were polarized / omnidirectional, so i have a easier mission to do later to make the layout of the board or lower the time placement inside the system to select and deposit.


To try this, I usually mark pin 1 within the diagrams and later within the printed circuit board.


The resistors are reversible, in the experience that they may be linked to the circuit in both directions. the resistors do no longer look like diodes or capacitors.



 

They don't have any polarity. the conductive cutting-edge (or resistor) additionally in each guidelines of float of the present day.


In production, you'll frequently see resistors mounted in the identical direction.  important reasons for this are that [1] factor placement and insertion system commonly install resistors inside the identical orientation due to the fact it is simpler, and [2] the resistors are all orientated in the identical way facilitates inspection and troubleshooting.


Nope. keep on with it as you please. I normally put the insulated tape to the left if they may be horizontal and down if they're vertical (as compared to the bottom of the board), as this makes viewing easier after I’m reviewing a circuit. no matter how they pass, they may paintings the same way.


The diodes are polarized. do not stick them in the wrong manner. things just do now not paintings if you do it. a few capacitors are too. do no longer stick a cap in the wrong direction.


You’ll simply have a shot, then you’ll have to swear a chunk and do some desoldering and a touch more soldering by means of sticking a brand new po however no resistances. they are content material to attract in each guidelines. that’s how they're made.


The resistance comes both from the materials of the body or winding. no matter the meaning of the juice, the resistance stays the same.

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