current flowing through resistance

Q: Whenever current flows through anything with an electrical resistance what happens?

A: When the electrons flow through the conductor, the ions of the conductor collide with the electrons,…

Q: Calculate the power rating in an electronic toy, using a 9.0-V battery that uses 0.20 A of current.

A: The power rating is given by, P = VI Here, V is the voltage and I is the current

Q: Describe what happens to the terminal voltage, current, and power delivered to a load as internal…

A: Aging of batteries

Q: 28. Two lightbulbs operate at 120 V, but one has a power rating of 100 W while the other has a power…

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Q: What is the term resistance

A: Introduction: The resistance is an opposition to current flow in the electric circuit, which is an…

Q: A device with a resistance of 200 x 103 ohms is connected to a 9.0 V battery. How do you determine…

A: R = 200 x 103 Ω ,V = 9 V

Q: A substance has zero resistance below 1K. What is such a substance called?

A: A substance that has zero resistance below 1 K is called as Super Conductor.   Super Conductors has…

Q: How does the resistance of a wire vary with its area of cross-section?

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Q: Identify the different currents flowing on the circuit. 1₁ 12 10 V 2002 O 13 + 8 V 30Ω

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Q: question about a person receiving an electric shock of 6.2 volts from a power source of a certain…

A: Average resistance of human body  (on dry condition )  R = 10000 Ohm  Potential difference V = 6.2…

Q: Calculate vo in the circuit in the following figure: 0.5 H 10 10 cos (10r +75°) v(1) = 7.071 cos(10f…

A: Given Find the output voltage in the circuit, as following below.

Q: What happens to the brightness of light bulb when the current flowing through it decreases?

A: The brightness of a bulb depends on its power.Write the expression for power

Q: Why does the equivalent resistance decrease as more resistors are added to parallel circuit?

A: When the resistors are connected in parallel, the equivalent resistance is,…

Q: Topic:  Kirchhoff’s Voltage Law and Current Law In relation to the topic, explain why the kitchen…

A: Kirchhoff gave 2 laws regarding the voltage and current in circuits.  His 1st law is based on…

Q: Part A 1A B 5 A C 3 A 2 A What is the magnitude of the current IB in segment B? Express your answer…

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Q: Define, in words, the term resistance?

A: Resistance is measured in ohms, the symbol comes from the Greek letter omega (), ohm name is given…

Q: What is the resistance of Part A A 1.9-m-long gold wire that is 0.80 mm in diameter? Express your…

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Q: Find the currents in the circuit using Kirchhoff’s Laws

A: Given: Circuit is designed with resistors & batteries as shown in diagram.

Q: What is the potential difference across a hand-held fan that has a resistance of 240 Ω and a current…

A: To find the potential difference (voltage) across a hand-held fan, we can use Ohm's Law, which…

Q: Item 15 The resistance of a very fine aluminum wire with a 16 μm x 16 μm square cross section is…

A: Cross-sectional area of the wire, A = (16 μm)² = (16 x 10-6 m)2A= 256 x 10-12 m2Resistance of the…

Q: Why charge of current in a circuit flow in only one direction

A: The flow of charges is always from the positive terminal to the negative terminal.

Q: Explain the meaning of the terms of emf, terminal voltage and internal resistance of a cell.

A: E.m.f.: When no current is drawn from a cell, the potential difference between the terminals of the…

Q: Cause Of Resistance In A Conductor?

A: The resistance of a conductor is defined as the resistance offered by the conductor for the flow of…

Q: current passing through the 18-2 resistor

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Q: A 55-W, 120-V bulb is connected in parallel with a 20-W, 120-V bulb.

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Q: On which factors does the current flowing through the wire depends?

A: The current flowing through the wire means the charge is flow with time. And when charge flows that…

Q: A 5 V battery sends a current of 0.10 A through a light bulb. What is the resistance of the filament…

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Q: Part A What electric field strength is needed to create a 5.0 A current in a 1.6-mm-diameter iron…

A: Current in wire I= 5.0 ampDiameter of wire d= 1.6mmRadius of wire r= d/2=1.6/2r= 0.8 mmr=0.0008…

Q: Relate voltage, current and resistance.

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Q: Calculate the equivalent resistance between A and B. 5 ohm 10 ohm 15 ohm 20 ohm B A a) 60 ohm B b)…

A: We have a circuit with four resistances R1=5 ohm, R2=10 ohm, R3=20 ohm and R4=15 ohm which are…

Q: 8. Which one of the following circuits has the largest resistance? (a) (b) (c) 10 A 40 A 10 A 2 V 8…

A: Given Here five different circuit is mentioned in which Different current and different voltage are…

Q: R2 R3 100 2 300 S2 50 2 9 V. What is the total resistance of the circuit?

A: GivenR1=100 ΩR2=300 ΩR3=50 Ω