SSC JE Electrical 2019 with solution SET-1
 The direction of the arrow represents the direction of when the diode is forward biased

Conventional current flow
P-N Junction
P-type material
N-type material

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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
dA ⁄ dΦ
dΦ ⁄ dA
dΦ − dA

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

NAND
AND
OR
NOR

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SSC JE Electrical 2019 with solution SET-1
 Which of the following is the correct relation regarding coupled coils?

M > (L1L2)0.5
M ≤ (L1L2)0.5
M = (L1 + L2)/2
M = (L1 − L2)/2

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