Question: In the circuit shown, the potential difference VA=VB=46.0V and the resistance R1=R2=R3=R4=R5=255Ω.The arrow in the figure defines the positive direction for theflow of current IA.(a) What is IA ?(b) What is the po...
In the circuit as shown in figure, E1=2V,E2=2V,E3=1V,andR=r1=r2=r3Ω. The potential difference between points A and B will be View Solution In the circuit shown in figure E1=10V,E2=4V,r1=r2=1ΩandR=2Ω. Find the potential difference across battery 1 and battery 2. ...
解析 A。“potential difference”电势差是驱动电流的力。选项 B“the rate of flow of electric charge”是电荷的流动速率;选项 C“the opposition to the flow of electric current”是对电流的阻碍;选项 D“the electrical energy stored in a conductor”是导体中储存的电能。
(b)The circuit shown in Fig. 5.1 contains a battery of electromotive force ( e.m. f.) E and negligible internal resistance connected to four resistors R1, R2, R3 and R4, each of resistance R.E RR42.4V R2R30.30A Fig. 5.1The current in R3 is 0.30 A and the potential difference (p...
2 A student is investigating the power of two lamps.The circuit is shown in Fig. 2.1.R Fig.2.1(a)(i) Record the potential difference(p. d.)V across the lamps and the current I- in the circuit,as shown in Fig. 2.2 and Fig. 2.3.4 5 60.4 0.62780.20.8人9001.0A Fig.2.2Fig.2.3IT...
The potential difference between the terminals of a cell in an open circuit is 2.2V. When a resistor of 5Ω is connected across the terminals of the cell, the potential difference between the terminals of the cell is found to be 1.8V. The internal resistance of the cell is View Solution...
Click here:point_up_2:to get an answer to your question :writing_hand:the diode shown in the circuit is a silicon diode determine thepotential difference between the
10 The circuit in Fig. 10.1 is connected. The potential difference across resistor R is measured as 8.0V.ammeter3F--A Fcurrent reading Aammeter 1A ammeter 2=2.0A R4.00potential difference=8.0V Fig.10.1(a)(i) What instrument is used to measure the potential difference across R?voltmeter ...
aVoltage is the difference in electrical potential between two points in a circuit. It's the push or pressure behind current flow through a circuit, and is measured in (V) volts. 电压是在电子潜力上的区别在二点之间在电路。 它是推挤或压力在潮流之后流经电路和用(V)伏特被测量。 [translate] ...
8 A student connects the circuit shown in Fig. 8.1.15012V T200n Fig8.1(a)Calculate the current in the circuit.current =...[2](b)Calculate the potential difference (p. d.) across the lamp.potential difference =...[1](c) Using appropriate circuit symbols, draw on Fig. 8.1 to suggest...