SSC JE Electrical 2019 with solution SET-1
 A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor

200 V
210 V
215 V
190 V

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SSC JE Electrical 2019 with solution SET-1
 Split-phase, capacitor, and shaded-pole single-phase motors classified as:

A.C. series motors
1-phase induction motors
Un-excited synchronous motors
Repulsion motors

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SSC JE Electrical 2019 with solution SET-1
 H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

(I ⁄ 2r) A/m
(μI ⁄ 2r) A/m
(μI ⁄ 2Πr) A/m
(I ⁄ 2Πr) A/m

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SSC JE Electrical 2019 with solution SET-1
 The amount of AC content present in the DC output of a rectifier is given by

Ripple factor
Form factor
Power factor
Peak factor

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SSC JE Electrical 2019 with solution SET-1
 P = ρQHg is the water power equation. Head ‘H’ is measured in meter ‘g’ gravity constant is measured in meter/second square, then the measuring unit of ‘Q’, the flow rate of water is:

Cubic meter per second
Square meter per second
Meter per hour
Meter per second

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