200+ câu Trắc nghiệm Tiếng Anh chuyên ngành kỹ thuật điện có đáp án - Phần 6

Write out V 1 = V 2 + V 3 in full

Four cells each of e.m.f 'E' are joined in parallel to form a battery. The equivalent e.m.f of the battery will be …………..

The reverse conversion of electrical energy into mechanical energy is done by an electric.........

What is the main purpose of a transmission substation?

............... is a structure used in electric power transmission and distribution to transmit electrical energy across large distances.

Hydroelectric power plants used water flowing directly through the turbines to power the

The symbol of electric currentis

The symbol of resistanceis

Power grid includes particular installations, substations, lines or cables for transmitting and ...... of electricity.

What is the unit ofelectromotive force?( sức điện động)

Two electric bulbs have resistances in the ratio 1:2. If they are joined in series, the energy consumed in them are in the ratio :

Generation of ...... is a process whereby electrical energy is obtained from some other form of energy

Smaller distribution stations may use ............ or fuses for protection protection of distribution circuits

Four letters c in “The 4C approach to successful business writing” stand respectively for ...

In ............, voltage is changed for transmission and distribution.

Resistance of a wire is R ohms. The wire is stretched to double its length, then its resistance in ohms is

Substations may be owned and .... by an electrical utility.

What is the main purpose of a transmission substation?

The unit of electric resistanceis

A coil of inductance 150mH and zero resistance is connected across a 100V, 50Hz supply. The inductive reactanceof the coil is: