SSC JE Electrical 2019 with solution SET-2
Which of the following heating element has the lowest operating temperature?

Eureka
Kanthal
Nichrome
Graphite

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SSC JE Electrical 2019 with solution SET-2
A long straight wire carries a current I = 10 A. At what distance is the magnetic field H = 1 A/m?

20/2π
5/2π
1/2 π
10/2π

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SSC JE Electrical 2019 with solution SET-2
In the salient pole of the phase synchronous machine, the rotor will have

Smaller diameter, larger axial length
Larger diameter, shorter axial length
Larger diameter, larger axial length
Smaller diameter, smaller axial length

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SSC JE Electrical 2019 with solution SET-2
Which of the following is NOT related to the transmission and distribution of electric power?

Skin effect
Ferranti effect
Proximity effect
Stroboscopic effect

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SSC JE Electrical 2019 with solution SET-2
During the ______ period the power supply to the motor is cut-off and the train is allowed to run due to its own momentum?

Notching up
Coasting
Free running
Braking

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