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MCQ, set-10, Testing & Commissioning of Electrical Equipments

 Electrical engineering

MCQ related to Testing and Commissioning of Electrical Equipment (TCEE)

Set : 10

91. ..... is used to checked that machine is set in horizontal plane or not ?




... Answer is A)
spirit level



92. spanner is used to...... ?




... Answer is D)
spanner is used to open or tight nut on bolt



92. which tools is not used for installation of electrical equipments ?




... Answer is D)
oil indicator



94. Sudden collapse of impulse voltage is called ?




... Answer is B)
chopped waves



94. transformer to oil temperature should never exceed.... ?




... Answer is B)
85°C



96. duration of drying out 11kV transformer ?




... Answer is A)
1 to 6 day



97. Polarization index related to ...... ?




... Answer is B)
insulation



98. In oil maximum proportion of the sludge should be..... by weight ?




... Answer is B)
1.2%



99. pour point is the maximum temperature at which the oil starts..... ?




... Answer is A)
flowing



100. 1st digit of IP indicate protection against..... ?




... Answer is C)
accidental contact



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