Search results

Hi guys, I have a couple of questions on my mock paper that I am unsure about and would appreciate any input with these questions, I have put my answers below in blue, many thanks in advance. 1. an insulation resistance test on a circuit indicated zero Megohms between line and neutral. explain...

I am trying to wire some motion sensors in parallel at each end of a corridor at work.There are 6 lights that are connected to this circuit via small plugs. I have got one sensor which work's by connecting it to feed at IN terminal and connecting OUT terminal to closest light. Doing this makes...

Hi all, can anyone tell me what cable size I should use for 2 x 6kw fryer's which has a run of 20 meters, it's been a while since I had to work these out and have got a little rusty so I used an online cable size calculator which gives me 4mm- is this correct? Any help would greatly appreciated!

Hi guys,I have just bought a house and its got an old distribution board so I am going to change it to a new one,I'm not registered with any schemes as I am working in maintenance at moment, I have 2330 L2 and L3 and 17th Edition. Who if anyone do I have to notify about this work? Many thanks...

I will be sitting the 17th edition exam (I think its 2382) within next couple of weeks,ive not got to go through the 4 day course just sit the exam so I wanted to find out if anyone has recently sat this exam? If so has anyone got any advice or tips for it, and sample questions/exam papers that...

I think its unidirectional but not 100% so any feedback more than welcome, cheers In a 2 pole generator the brushes on the Commutator pick up the voltage generated which is A a.c B Unidirectional C Intermittent a.c. D Steady d.c

I think it might be D but wanted to check: Where high voltage is being used in a factory, it should be: a. Outside the working area b. Incased in a concrete building c. Suitably enclosed with warning signs d. Outside the building

I will be finishing C&G 2330 L3 course soon and would like to know what will my status be-will I be a qualified electrician who can carry out my own work? also can I inspect,test and sign off an installation? I have heard a lot of conflicting information and would like to know what I can...

Came across this question and have no idea how to answer it any help would be appreciated, Two coils have a mutual inductance of 1 Henry, if an emf of 1 volt is induced in one coil the A Voltage in the other coil reduces to zero B Self inductance of the other coil varies at 1 Henry/second C...

Means of isolating and locking of electrical equipment is required when? A Is at a distance from isolation B Voltage is greater than 1000v a.c C Supply voltage is greater than 1500v d.c D In damp or wet conditions

When a single conductor diode is connected across an a.c. supply having a peak value of 10v does anyone know what the (P I voltage ) across the diode is? A 7.071v B 14.14v C 20v D 4v

Increasing the electric current through a conductor causes it to become a heated b cooled c corroded d demagnetised had this question in college my tutor said answer is heated but online answer is demagnetised? :|

where the wiring of a motor is through flexible conduit connected to earthed trunking the earth connection to the motor a - should be via the flexible conduit b - should be by a separate cable within the flexible conduit c - should be connected to a bolt on the motor d - should be connected...

Got my exam coming up, if anyone has recently sat theirs could they let me know what questions to expect I have the ones admin put up I wondered if their was any others anyone remembered cos im not looking forward to it at all!Thanks in advance fellas.Pray

Hi all, I know transmission,how to make an area safe,safe isolation and test procedures might come up but has anyone already sat the exams? Does anyone have any sample questions for L3 302/303 written exams or any idea what to revise?i have both exams next week and I want to make sure that I...

does anyone have codes to access smartscreen on c&g website-I heard they have lots of questions to work through;)

Hi,does anyone have any 205 questions/papers they can either post or PM me I have that as well as 206 coming up and not too confident about either. any help would be much appreciated.

Hi, ive got my 206 practical coming up in next 2 weeks its similar to the one welsh wizard posted except it has a 2 gang 2 way to 1 gang 2 way instead of two1 gang 2way's, could somone explain or have a wiring diagram for where goes where as im confused as to how to wire it. thanks