Đề Thi Trắc Nghiệm Tiếng Anh Chuyên Ngành Kỹ Thuật Điện EPU
Đề thi trắc nghiệm Tiếng Anh chuyên ngành Kỹ Thuật Điện miễn phí tại Đại Học Điện Lực (EPU). Đề thi bao gồm các câu hỏi về từ vựng, thuật ngữ chuyên ngành và khái niệm kỹ thuật điện cơ bản. Đề thi kèm đáp án chi tiết, hỗ trợ sinh viên nắm vững kiến thức và cải thiện khả năng đọc hiểu Tiếng Anh chuyên ngành kỹ thuật điện.
Từ khoá: đề thi Tiếng Anh chuyên ngành Kỹ Thuật Điện EPU trắc nghiệm Tiếng Anh chuyên ngành Kỹ Thuật Điện đề thi Tiếng Anh Kỹ thuật Điện Đại học Điện Lực đề thi Tiếng Anh chuyên ngành miễn phí đề thi Tiếng Anh Kỹ thuật Điện có đáp án câu hỏi trắc nghiệm Tiếng Anh Kỹ thuật Điện ôn tập Tiếng Anh chuyên ngành Kỹ Thuật Điện EPU kỳ thi Tiếng Anh Kỹ thuật Điện EPU Tiếng Anh chuyên ngành Điện EPU tài liệu học Tiếng Anh kỹ thuật điện bài tập Tiếng Anh chuyên ngành kỹ thuật điện
Bộ sưu tập: Tuyển Tập Bộ Đề Thi Trắc Nghiệm Môn Tiếng Anh Trường Đại Học Điện Lực (EPU) - Có Đáp ÁnTuyển Tập Bộ Đề Thi Môn Kỹ Thuật Điện - Đại Học Điện Lực (EPU) - Có Đáp Án Chi Tiết
Câu 1: Generators provide nearly all of the ………. for electric power grids.
Câu 2: A current of 5 A flows through a conductor and 10 W dissipated. What voltage exists across the ends of the conductor?
Câu 3: Calculate the capacitive reactance value of a 220nF capacitor at a frequency of 1kHz.
Câu 4: An electrical substation plays an important role in the electrical system as it acts as a bridge in transferring the electricity from the power plant to......
Câu 5: “The sum of I one, I two, and I three equals I four” is the full expression of
Câu 6: The consumer in the ....... electrical distribution system will be in darkness if feeder or transformer are failured.
Câu 7: What are the norminal voltages of the transmission system in Vietnam?
Câu 8: Ring network is fed by more than one..........
Câu 9: What is the power factor? (hệ số công suất là gì?)
A. The ratio of apparent power to reactive power.
B. The ratio of apparent power to active power.
C. The ratio of reactive power to apparent power.
D. The ratio of active power to apparent power.
Câu 11: Which one is the classic energysources used in electrical power generation.
A. Hydroelectric energy (năng lượng thủy điện)
D. Distributed generation
Câu 12: The unit of the reactive poweris
Câu 13: The most common conductor in use for transmission today is ..........
D. aluminum conductor steel reinforced (ACSR).
Câu 14: ........... is a device designed to detect the faults in the power system.
Câu 15: Ohmis the unit of
C. Impedance (trở kháng)
Câu 16: Earth ....... at a substation can cause a ground potential rise
Câu 17: Power grid includes particular installations, substations, lines or cables for transmittingand …… of electricity.
B. distribution (sự phân phối)
C. distributing(phân phối)
D. generation (sự phát ra)
Câu 18: Câu 12 :Ampereis the unit of
Câu 19: one kilowatt hour of electrical energy is the same as……..
Câu 20: Generation of electricity is a process whereby electrical energy is obtained from other form of ......
Câu 21: One of the fuctions of a substation is to? (chức năng của trạm biến áp)
A. convert electrical energy into mechanical energy
D. change voltage from one level to others
Câu 22: The instantaneous values of a sinusoidal waveform is given by the formula :
Câu 23: Write out R 2 + 15Ω = R 1 in full
A. Resistance two plus fifteen ohms equals resistance one.
B. R one minus R two equals fifteen ohms.
C. R two plus fifteen ohms is equal toR one.
D. R two plus fifteen multiplied by ohm is equal to R one.
Câu 24: Substations may be owned by a large industrialor ....... customer.
Câu 25: A substation is a part of an electrical ......., transmission,and distributionsystem.
Câu 26: ......... does not readily release electrons
Câu 27: Other devices such as capacitors and ......... may also be located at a substation
Câu 28: An overhead power line consists of one or more conductors suspended by ....... or poles.
Câu 29: In switching substation, there is not any .......
Câu 30: Residential customers are supplied with .......... levels of 220/380 V
Câu 31: A resistance of 5k ohm has a conductance of? G= 1/R = 1/(5.10³) =0,2x10⁻³s=0.2 ms
Câu 32: The electric power which ...... is stepped up to a higher voltage at which it connects to the transmission grid.
Câu 33: An electric grid or power grid is an interconnected network for ........ electricity from producers to consumers.
Câu 34: A coil which has a resistance of 2Ω is connected to a 20V DC supply. Which is the value of current?
Câu 35: In power system, which of following statements is correct ?
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
Câu 36: A distribution substation(trạm biến áp phân phối) .......... voltage to a value suitable for local loads.
Câu 38: For any node in ............, the sum of currents flowing into that node is equal to the sum of currents flowing out of that node; or equivalently:
Câu 39: The power factor is a ratio of ……...
A. Real power to reactive power
B. Real power to apparent power
C. Reactive power to apparent power
D. Reactive power to real power
Câu 40: Write out P = VIcos in full
A. The active power equals the product of the voltage, the current, and power factor.
B. P equals to the product of V, I, and cos.
C. P equals the product of V, I, and cos.
D. P equals the product of V, I, c, o, s, and .
Câu 41: Filaments of electric bulbs are usually made of ………….
Câu 42: Write out P = VIcos in full
A. The active power equals the product of the voltage, the current, and power factor.
B. P equals to the product of V, I, and cos.
C. P equals the product of V, I, and cos.
D. P equals the product of V, I, c, o, s, and .
Câu 43: Write out V 2 + V 3 = V 1 in full
A. Voltage two plus Voltage three is equal to Voltage three
B. V one equals V two plus V three
C. V two plus V three is equal to V one
D. V two plus V three equal to V one
Câu 44: An electric current running through a wire produces ... around the wire
C. a magnetic field (từ trường)
Câu 45: In the alternative current circuit, which of following statements is correct?
A. The voltage across a capacitor leads the current by 90°.
B. The voltage across a capacitor lags the current by 90
C. The voltage across a capacitor in phase the current
D. All 3 statement above are true.
Câu 46: A circuit contains two un-equal resistances in parallel
A. smaller resistance has smaller conductance
B. potential difference across each is same
C. large current flows in larger resistor
D. current is same in both
Câu 47: A source e.m.f of 5V provides a current of 5A for 1minute. How much energy is provided in this time? (E=VIT=5.5.60=1500(J)=1.5(KJ)).
Câu 48: “I one plus I two equals four fifths of I three” is the full expression of
Câu 49: ........ feeds power from one point to another without being tapped from any intermediate point.
Câu 50: Which devices are used to interurpt short-circuit currents in the power system?