Re: 2382 17th questions i am stuck on
83% one section
but that means you got an answer wrong
which means you didnt know the answer
EASYFOX DOESNT KNOW THE ANSWER
ok, try this,
take your finger
and your thumb
make a shape of an 'L'
place on forehead
.
oh, and well done mate
Cheers mate.
Some 17th questions for peep's to try:
1, Non sheathed cables installed in trunking that is fixed on a brick wall has an installation method of.
a) A
b) B
c) C
d) D
2, On a farm a final circuit supplying socket-outlets rated above 32A must be protected by a:
a) BS88 fuse
b) 30mA rcd
c) 100mA rcd
d) 300mA rcd
3,On a stand insulating piercing lampholders may only be used:
a) inside a building
b) if the lampholders are of metal construction
c) if the cables and lamp holders are compatible
d) if its possible to safely remove the lampholders at a later date
4,Section 771 of BS7671:2008 applies to:
a) temporary installations in exhibitions
b) fixed installations in buildings where exhibitions take place
c) TV production sets
d) fairgrounds
5, A TN-C-S system may not be used to supply a mobile unit unless:
a) the voltage is below 110v
b) it is effectively earthed
c) an earth electrode is connected to the main earthing terminal
d) it is under the supervision of a skilled person and is effectively earthed
6, With regards to a transportable unit, a notice fixed in a prominent position on the unit need not display the:
a) frequency of the supply
b) type of supply
c) maximum power requirement
d) the voltage rating of the unit
7,An unfused spur connected to a 30amp circuit may supply:
a) two fixed appliances
b) an unlimited number of socket-outlets
c) two twin socket-outlets or one fixed appliance
d) one twin socket-outlet or one single socket-outlet
8, A 230v socket-outlet may be installed in a bathroom providing it :
a) is at least 3 meters from zone 0
b) is a SELV socket
c) has an IP rating of at least IPX4
d) is at least 3 meters from zone 1 and 30mA rcd protected
9, Inspection & testing of a fairground installation must take place:
a) every 3 months
b) after each assembly on site
c) only if it is fed from the public supply system
d) only if it is fed from an ac supply
10, When carrying out an insulation resistance test on a 230v socket-outlet circuit incorperating surge protective devices (SPD) the test voltage may be reduced to:
a) 500v
b) 1000v
c) 50v
d) 250v
More tomorrow if I remember
enjoy.