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WorksheetsUPD_ Online learning sessions Day-4
Total questions: 13
Worksheet time: 11mins
If the 11kv Cable System is Un-Earthed,Then the Thickness of Insulation of the Cable is-------
5.5mm
4.5mm
3.8mm
25mm
Outer Sheath of Cables is
PVC,HR PVC,FRLS,FR
HR PVC,FR,GSR,Insulator
PVC,Alloy,FR,Insulation Tape
PVC,FRLS,FR,FIR
In Cable Construction Code Fa means
Steel double strip armour
Non-magnetic(A1) round wire armour
magnetic(A1) Strip armour
Non-magnetic(A1) Strip armour
While Installing of XLPE/PVC Cable Multi core Cable above 11kv to 33kv the bending radius of the Cable is
15 D
20 D
25 D
30 D
Please select 3 Major Components of the switch gear
Switching Devices
Relays,Circuit Breaker,TNC Switches
Control Devices
Protective Devices
Please select Correct Construction Concept of Gas Insulated Switcgear?
LV Compartment,HV Compartment ,Isolator Mechanism , Busbar Chamber,Breaker Chamber
LV Compartment,Isolator Mechanism , Busbar Chamber,Breaker Chamber ,Cable Chamber
Isolator Mechanism , Busbar Chamber,Breaker Chamber LV & HV Compartment
LV Compartment,Isolator Mechanism , Busbar Chamber,Control circuit Chamber ,Cable Chamber
Which Equipment Symbol Shown in the Image
SCADA System
RTU
RMU
Compact Substation
Which of the following is not cleared by Auto Re-closer & Sectionaliser
Animals or Birds getting Curious
Lightning Strikes
Car Accident in a Pole
Conductor Clashing
Based on Usage Transformers are Classified Under
Power Transformer,Distribution Transformer,Instrument Transformer
Power Transformer,Distribution Transformer,Current Transformer
Distribution Transformer,Current Transformer & Power Transformer
Current Transformer & Power Transformer,Step up Transformer
Which is not a component of Power Transformer
Conservator
Winding
Lightning arrester
Radiator
Tap Changer only used in Off Load
True
False
Which Protection Device Shown in the Image
Buhholz Relay Device
Auxiliary Relay Device
Pressure Relief Device
Magnetic Oil Gauge Device
Above 170kv Transformer BDV Value of the Transformer Oil is
<40 KV
>40 KV
<50 KV
>60 KV
