voltmeter is connected in a circuit in___. ( )A.parallelB.series parallelC.seriesD.relay的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生产力
5 An uncalibrated analogue voltmeter P is connected in parallel with another voltmeter Q which is known to be accurately calibrate d. For a range of values of potential difference (p. d.), readings are taken from the two meters.The diagram shows the calibration graph obtaine d.8uncalibrated...
A voltmeter is connected in parallel with a device to measure its voltage, while an ammeter is connected in series with a device to measure its current. At the heart of most analog meters is a galvanometer, an instrument that measures current flow using the movement, or deflection, of a n...
A voltmeter is connected in parallel with a load or with a source of electrical energy (Figure 1). The world’s first voltmeter was the “electric force indicator” of the Russian physicist G. V. Rikhman (1745). The operating principle of the “indicator” is also used in the modern ...
The user sealable voltmeter is connected in parallel with a first branch (3a) of a resistive measuring bridge between a first terminal (1) and an intermediate terminal (9). A second branch (3b) of the bridge is connected between intermediate terminal (9) and a second terminal (2) and ...
Connected to the potentiometric circuit as a null detector, the switch/transformer/headphone arrangement is used as such in Figure 11. Figure 11. A diagram of a null detector connected to the switch/transformer/headphone arrangement. The purpose of any null detector is to act like a laboratory...
The circuit about which voltage is measured voltmeter is connected in parallel combination. It is less accurate than the ammeter. Its measuring range can be varied. Some meter gets power from an outer source and some have its own power source to operate. ...
while the plug-in design ensures that it can be quickly connected to your circuit without the need for additional wiring. Maintenance is a breeze, thanks to its durable construction and straightforward operation. Whether you're a professional electrician or a DIY enthusiast, this voltmeter is an ...
2. Small size, simple wiring, only 2 wires need to be connected for easy installation.3. Three-position LED display screen, precise measurement, high brightness, and easy to read even in the dark.4. Equipped with reverse connection protection, even if the wires are connected in reverse, ...
When measuring the current flow through a point in a circuit, the circuit must be ON and the ammeter must be connected in series with the elements in the loop or branch. The measured value is the current flow through the point at which the ammeter is con...