SSC JE Electrical 2019 with solution SET-2
The names of the four materials have been given, select the one which has the least resistivity at 20°C?

Silver
Nichrome
Glass
Iron

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SSC JE Electrical 2019 with solution SET-2
Identify the correct statement regarding a nuclear power plant?

Graphite is used as an electrode
Graphite is used as fuel
Graphite is used as a moderator
Graphite is used as a coolant

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SSC JE Electrical 2019 with solution SET-2
If a circular conductor carries a current of ‘I’ ampere having radius ‘r’ meter, then the magnetizing force at the center of the coil is given by

(1/4r)*(At/m)
(1/r)*(At/Wb)
(1/r)*(At/m)
(1/2r)*(At/m)

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SSC JE Electrical 2019 with solution SET-2
The work done on or by a unit N-pole in moving once around a closed path is equal to

The product of flux and number of turns enclosed by that path
Reluctance
Magnetic flux density
The product of current and number of turns enclosed by that path

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SSC JE Electrical 2019 with solution SET-2
The conductor tied between two supports takes the shape of a ‘catenary’ due to ____?

Sag
Earthing
Transposition
Corona

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