How is resistance defined?

Q: Explain what is Resistance ?

A: The opposition force to the flow of current in an electrical circuit is known as Resistance.

Q: - If a copper wire has a length of 2 m, a diameter of 0.75 mm and a specific resistance of 1.7 *…

A: The resistance R of a uniform wire of length L, of cross-sectional area A, and made of a material…

Q: The thickness of the metal tube used for wire planning ?

A: yes

Q: What is the relationship between current, voltage, and resistance? Explain.

A: The relationship between current, voltage and resistance is expressed by Ohm's Law. This states…

Q: Match the circuit components with their symbols. 1. 2. CURRENT 3. 4. EVEREADY. 5.

A: Please see the answer below.

Q: What is resistance equal to?

A: What is resistance equal to?

Q: What is the function of galvanometer in a circuit?

A: A galvanometer is a device that is used to measure small electrical current flowing in the circuit.…

Q: What is the resistance of

A:

Q: What is the term resistance

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

Q: Calculate total resistance

A:

Q: On which factors does resistance depends?

A: The resistance of any material is, R=ρLA   Here ρ is the resistivity of the substance. L is the…

Q: How does the resistance of a metallic wire depend on its

A: Given;  Explain with reason, How does the resistance of a metallic wire depends on its temperature.

Q: What is resistance and what is it measured in?

A: Resistance

Q: The greatest equivalent resistance occurs when resistances are connected in which type of…

A:

Q: What are the factors affecting the resistance of an electrical conductor?

A: To tell,  The factors affecting the resistance of an electric conductor  1. NATURE OF MATERIAL…

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: is negative resistance value possible? what are its importance

A: Answer In electronics negative resistance is a property of some electrical circuits in which…

Q: Name two factors on which the internal resistance of a cell depends and state how does it depend on…

A: Internal resistance of a cell is the opposition offered by the electrolyte of the cell to the flow…

Q: An electric heater carries a current of 12.5 A when operating at a voltage of 120 V. What is the…

A: Given: The current is 12.5 A. The voltage is 120 V.

Q: What is Resistivity?

A: The electrical resistivity of a material is the measure of how strongly the material opposes the…

Q: If the copper wire used to carry telegraph signals has a resistance of 10 ohms for every mile of…

A:

Q: What are the difference between load resistance in a circuit and internal resistance in a battery?

A: Required : The difference between the load resistance and the internal resistance of a battery.…

Q: How to calculate the equivalent resistance?

A: Combination of resistance in series and parallel.

Q: 2Ω AO 8 2 BO

A:

Q: What is the resistance

A: Resistance of a  wire depends on its length , area of cross section  and resistivity of material .

Q: please explain the factors that can affect resistance

A:

Q: How does the resistance of a wire depend on its length?

A:

Q: What happens to resistance of a conductor as the conductor is made thicker?

A:

Q: How does the resistance of a wire depend on its length? Explain your answer.

A:

Q: Which bulb has more resistance?

A: Given in question: For bulb A -  Power(PA) = 40W, Voltage(VA)= 20 V…

Q: What is the relationship of the cross-sectional area of an elongated object to it's resistance. How…

A: Consider A be the cross-sectional area, L be the length of the object, and ρ be the resistivity of…

Q: Which physical properties of the ohmicmaterials determine the magnitude of their resistance?

A: Ohmic materialsfollow the Ohms' law as the resistance remains unaffected even if we change the…

Q: Define the term resistance. State and define its SI unit?

A: Resistance of an electric circuit is defined as the ratio of voltage applied to the electric current…

Q: Why is the Wheatstone bridge method more accurate for measuring resistance than the…

A:

Q: Which of the following arrangment provides an effective resistance of 10Ω (see figure 1)

A: Introduction: We connect resistances in parallel and series to get different types of…

Q: What is the equivalent resistance

A: Answer :   Equivalent resistance is 30.27  Ω Detailed explanation is in next step.

Q: Explain what electrical resistance is, in a simple way.

A: According to Ohm's law V=IR Here V is potential difference between two ends of a conductor. I is the…

Q: resistance of

A:

Q: How does joule heat vary with increasing and decreasing resistances?

A: When a current pass across a resistance the heat dissipated across the resistance is given by:H =…