SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1
The power factor of an A.C. circuit is equal to

R/Z

R/XL

R/XC

Z/R

R/Z

R/XL

R/XC

Z/R

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SSC JE Electrical 2019 with solution SET-1
4F2D is a/an number

Binary

Hexadecimal

Octal

Decimal

Binary

Hexadecimal

Octal

Decimal

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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

190 V

215 V

210 V

200 V

190 V

215 V

210 V

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SSC JE Electrical 2019 with solution SET-1
When the supply to the excitation fails, the synchronous generator acts like a/an

Induction motor

Synchronous generator

Induction generator

Synchronous motor

Induction motor

Synchronous generator

Induction generator

Synchronous motor

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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

Peak factor

Form factor

Power factor

Ripple factor

Peak factor

Form factor

Power 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 second

Meter per hour

Cubic meter per second

Square meter per second

Meter per second

Meter per hour

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