TACN -ĐĐT - GRAMMAR - TRANSLATION
Quiz
•
English
•
University
•
Practice Problem
•
Medium
Que Chu
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18 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Biến trở giới hạn dòng điện chạy trong mạch điện.
The rheostat interrupts the current flow in the circuit.
The rheostat limits the current flow in the circuit.
The rheostat processes the current flow in the circuit.
The rheostat controls the current flow in the circuit
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Khung kim loại của nhiều thiết bị điện được dùng để dẫn dòng điện.
The metal frames of many electrical devices are used to conduct current.
The sources of many electrical devices are used to conduct current.
The controls of many electrical devices arc used to conduct current.
When the infrared signals change rapidly, the output indicates motion.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Khi tín hiệu hồng ngoại thay đổi nhanh, đầu ra chỉ ra được sự chuyển động.
When the infrared signals change rapidly, the output indicates motion.
The controls of many electrical devices arc used to conduct current.
When the infrared signals change rapidly, the iutput indicates motion.
The output interface changes current signal, analog voltages into simple voltage levels.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Giao diện đầu vào chuyển đổi tín hiệu điện, điện áp tương tự thành mức điện áp đơn giản.
The output interface changes current signal, analog voltages into simple voltage levels.
The input interface supplies current signal, analog voltages into simple voltage levels.
The input interface changes current signal, analog voltages into simple voltage levels.
Sensors that measure very small changes must have very low sensitivities.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Với bộ khuếch đại điện áp, dòng điện đầu vào nhỏ có thể được khuếch đại 100 lần so với ban đầu.
. PIR sensors arc used to sense and indicate motions.
With curcnt amplifier, a small input voltage might be amplified l 00 times as great as the input voltage.
The input interface changes current signal, analog voltages into simple voltage levels.
With voltage amplifier, a small input voltage might be amplified I 00 times as great as the input voltage.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chức năng chính của giao diện đầu vào là nhận và chuyển đổi tín hiệu trường điện từ thành dạng tín hiệu được xử lý bởi CPU.
Sensors that measure very small changes must have very high sensitivities.
The principal function of the input interface is to receive and convert field signals into a form that can be used by the CPU.
The principal function of the output interface is to receive and convert field signals into a form that can be used by the CPU.
The controls of many electrical devices are used to conduct current.
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cảm biến hồng ngoại được sử dụng trong hệ thống báo động hoặc hệ thống chiếu sáng tự động.
An on-board amplifier of sensors mounted on a printed cuicuit board, which focuses the infrared signals.
PIR sensors are used in alarm systems or automatically-activated lighting systems.
PIR sensors arc used to sense and indicate motions.
The output interface changes current signal, analog voltages into simple voltage levels.
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