200+ câu Trắc nghiệm Tiếng Anh chuyên ngành kỹ thuật điện có đáp án - Phần 4

Cooper

Aluminum

Steel

Rubber

cooling tower

governer

current regulators

voltage regulators

isolators

capacitors

resistors

towers (cột điện)

insulator

isolator

circuit breaker

transfomer

potential

electromotive force

current

voltage

2S

0.2kS

0.2mS

2mS

are generating

generates

is generated

transformer

generating

changing

delivering

consuming

1A

10A

0,1A

100A

A. The device which takes electrical energy is known as the electric load

B. The source which generate electrical energy is known as the electric load

C. a dam is considered as a load

D. a transformer being separed from the power network is considered as a load

supports

increases

remains

reduces

Electric Circuit

Electric Current

Potential Difference

Volt-meter

Counter

Electric power plante

An winding

An electrical circuit

Real power to reactive power

Real power to apparent power

Reactive power to apparent power

Reactive power to real power

The active power equals the product of the voltage, the current, and power factor.

P equals to the product of V, I, and cos.

P equals the product of V, I, and cos.

P equals the product of V, I, c, o, s, and .

Nichrome

Tungsten

Copper

Carbon

The active power equals the product of the voltage, the current, and power factor.

P equals to the product of V, I, and cos.

P equals the product of V, I, and cos.

P equals the product of V, I, c, o, s, and .

Voltage two plus Voltage three is equal to Voltage three

V one equals V two plus V three

V two plus V three is equal to V one

V two plus V three equal to V one

an electromanet

a current

a magnetic field (từ trường)

an electric field

The voltage across a capacitor leads the current by 90°.

The voltage across a capacitor lags the current by 90

The voltage across a capacitor in phase the current

All 3 statement above are true.