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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1
 An electric motor in which both the rotor and stator fields rotate with the same speed is called

Synchronous motor
Universal motor
DC motor
Induction motor

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In the synchronous motor, the stator and rotor rotate at the same speed.
 

SSC JE Electrical 2019 with solution SET-1
 The trade name of the Nickel-Copper alloy, that is used as a heating element is:

Kanthal
Nichrome
Eureka
Steel

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Constantin‘, also known as ‘Eureka wire‘, is the trade-name for a copper-nickel alloy (approx. 60:40 ratio) formulated in the late 1800s by Edward Weston.
 

SSC JE Electrical 2019 with solution SET-1
 The cheap and temporary system of the internal wiring is?

CTS or TRS wiring
Conduit wiring
Cleat wiring
Casing-capping

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SSC JE Electrical 2019 with solution SET-1
 In the circuit shown, if R = 0, then the phase angle between v(t) and i(t) is

0°
90°
60°
30°

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In the given circuit if R = 0 then the circuit becomes purely inductive. So the phase angle between v(t) and i(t) is 90°.


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

Decimal
Octal
Hexadecimal
Binary

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

The hexadecimal number system is also called base-16, a numeration system in which all numbers are represented using the symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, and F only. The system is base of 16. The hexadecimal numbers are used to represent binary numbers because of ease of conversion and compactness.

SSC JE Electrical 2019 with solution SET-1
________ is used to manufacture stay wire, earth wire, and structural components

Nichrome
Cadmium copper
Hard drawn copper
Galvanized steel

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Galvanized steel conductors do not corrode, and possess high resistance. Hence such Wires are used in telecommunications circuits, earth wires, guard wire, stray wire, etc.
 

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