83 : Which switch is having four terminals?
A : Single pole one way switch
B : single pole two way switches
C : Intermediate switch
D : Pull switch

84 : Which type of holder is used between 200W to 300W lamp?
A : Edison screw holder
B : Goliath screw holder
C : Bracket holder
D : Angle holder

85 : Which switch is having a spring-loaded button?
A : Intermediate switch
B : Push button switch
C : Pull switch
D : Double pole switch

86 : What is the name of BIS symbol?
A : Lamp
B : Two way switch
C : Intermediate switch
D : Multi – position switch

87 : What does the symbol marked as Y indicates?
A : Number of switches to be connected
B : Number of wires run on the limb
C : Number clamps (or) clips to be fixed
D : Number of the battern (or) pipe to be fixed

88 : Which supply voltage the fire alarm circuit works?
A : 240V AC
B : 220V DC
C : 110V DC
D : 24V DC

89 : Which is used to sense the heat in fire alarm circuit?
A : Varistors
B : Light dependent resistor
C : Sensistors
D : Thermistors

90 : What is the voltage range of DC series MCB?
A : 110 volt DC
B : 200 volt DC
C : 220 volt DC
D : 230 volt DC

91 : Which MCBs are designated to protect circuit with inductive loads?
A : L series MCBs
B : G series MCBs
C : DC series MCBs
D : L series and DC series MCBs

92 : Which classification of accessories, ceiling rose belongs?
A : Outlet accessories
B : Safety accessories
C : Holding accessories
D : General accessories

93 : Which type of accessories, the fuse comes under?
A : Controlling accessories
B : Holding accessories
C : Safety accessories
D : Outlet accessories

94 : Which is the purpose of iron clad fuse cut outs used in domestic service connection?
A : To protect the line from over voltage
B : To ensure the line is not loaded beyond rated current
C : To protect the service line from short circuit
D : To protect the inmates from shock

95 : What is the height the switch shall be forced above the floor level as per NEC?
A : 1.3 m
B : 1.5 m
C : 2.0 m
D : 2.5 m

96 : Which is the vertical clearance of low and medium voltage lines from buildings as per IE rules?
A : 1.2 m
B : 2.5 m
C : 5.8 m
D : 6.1 m

97 : Which is the value of insulation resistance permissible as per IE rules?
A : Not more than 1 M ohm
B : Not more than 2 M ohm
C : Not more than 3 M ohm
D : Not more than 4 M ohm