With the current direction marked in the circuit shown, the net voltage applied is

SSC JE Electrical 2019 with solution SET-1
With the current direction marked in the circuit shown, the net voltage applied is

V2

V1

−(V2 − V1)

(V2 − V1)

V2

V1

−(V2 − V1)

(V2 − V1)

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SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

Series

Synchronous

Single-phase induction

Shunt

Series

Synchronous

Single-phase induction

Shunt

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SSC JE Electrical 2019 with solution SET-1
Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

Power consumed by Z1

Power consumed by Z2

Power consumed by Z1 and Z2

Zero always

Power consumed by Z1

Power consumed by Z2

Power consumed by Z1 and Z2

Zero always

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SSC JE Electrical 2019 with solution SET-1
The laws involved in the expression e = −dφ/dt are

Coulomb’s and Ampere’s laws

Faraday’s and Ampere’s laws

Faraday’s and Lenz’s laws

Coulomb’s and Faraday’s laws

Coulomb’s and Ampere’s laws

Faraday’s and Ampere’s laws

Faraday’s and Lenz’s laws

Coulomb’s and Faraday’s laws

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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

1 A/m

4 A/m

2 A/m

8 A/m

1 A/m

4 A/m

2 A/m

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SSC JE Electrical 2019 with solution SET-1
Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

Pmech = (2πωT)

Pmech = (2πωT)/60

Pmech = (ωT)/60

Pmech = ωT

Pmech = (2πωT)

Pmech = (2πωT)/60

Pmech = (ωT)/60

Pmech = ωT

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 With the current direction marked in the circuit shown, the net voltage applied is

SSC JE Electrical 2019 with solution SET-1 Which motor is referred to as a universal motor?

SSC JE Electrical 2019 with solution SET-1 Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

SSC JE Electrical 2019 with solution SET-1 The laws involved in the expression e = −dφ/dt are

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

SSC JE Electrical 2019 with solution SET-1 Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

SSC JE Electrical 2019 with solution SET-1
With the current direction marked in the circuit shown, the net voltage applied is

SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

SSC JE Electrical 2019 with solution SET-1
Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

SSC JE Electrical 2019 with solution SET-1
The laws involved in the expression e = −dφ/dt are

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

SSC JE Electrical 2019 with solution SET-1
Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?