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

dΦ ⁄ dA
dA ⁄ dΦ
dΦ − dA
Φ × A

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SSC JE Electrical 2019 with solution SET-1
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

8 A/m
2 A/m
4 A/m
1 A/m

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SSC JE Electrical 2019 with solution SET-1
 Two bulbs of rating 230V, 60W, and 230V, 100W are connected in parallel across supply mains, Identify the correct statement

The 100W bulb will glow brighter
The 60W bulb will glow brighter
Both will glow equally bright
Neither bulb will glow

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SSC JE Electrical 2019 with solution SET-1
  In a capacitor start single phase induction motor the current in the:

The main winding leads the voltage
Starting winding lags the voltage
Starting winding leads the voltage
Supply lines lead the voltage

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SSC JE Electrical 2019 with solution SET-1
 Two decimal coils A and B of 1000 turns each lies in the parallel plane such that 80% of the flux produced by one coil links with the other. If a current of 5A flowing in A produces a flux of 0.05 mWb, then the flux linking with coil B is:

4 mWb
0.04 mWb
0.4 mWb
0.004 mWb

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