SSC JE Electrical 2019 with solution SET-1
 Which of the following is the function of the moderator in a nuclear reactor?

Stopping chain reaction
To slow down the fast-moving electron
Controlling chain reaction
Starting chain reaction

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SSC JE Electrical 2019 with solution SET-1
 If the copper loss of a transformer at half full load is 400 W, then the copper loss corresponding to full load is

400 W
1200 W
800 W
1600 W

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SSC JE Electrical 2019 with solution SET-1
 If dΦ is the luminous flux incident normally on an area dA, then Illuminance is given as

Φ × A
dΦ − dA
dΦ ⁄ dA
dA ⁄ dΦ

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SSC JE Electrical 2019 with solution SET-1
 The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

R2 ⁄ (1 − S)
R2 ⁄ (1 + S)
R2 ⁄ (2 − S)
R2 ⁄ S

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SSC JE Electrical 2019 with solution SET-1
 If admittance Y= a + jb, then a =?

Susceptance
Reactance
Resistance
Conductance

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SSC JE Electrical 2019 with solution SET-1
 The output of the logic circuit given below represents the gate.

NAND
NOR
AND
OR

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