The resistance of a charge-carrying conducting wire will increase as the ____. Choose all that apply. a. length of the wire is increased b. cross-sectional area of the wire is increased c. temperature of the wire is increased d. voltage impressed across the ends of the wire is increased e. wire is placed closer and closer to the + terminal of the circuit

Q: The potential difference across a length of wire is increased.Which of the following does not…

A: Potential difference increases

Q: 1. Calculate the resistance of a resistor that has a voltage (potential difference) of 8 V across it…

A: Ohm's law states that the current flowing through a conductor is directly proportional to the…

Q: a) Answer all statement as shown in Table Q1(a) Table Q1(a) No Statement True or False i.…

A:

Q: Green-Black-Blue-Silver is the color band for a given resistor, determine the resistance in Ohms

A: The band green corresponds to a digit 5. The band black corresponds to a digit 0 The band blue…

Q: gh-voltage power lines are a familiar sight throughout the country. The aluminum wire used for some…

A: resistivity p= 2.8×10-8 Ohm m l= 10 km= 10000 m A=4.9×10-4 m2 let the resistance of a wire of given…

Q: Two wires have the same length and the same resistance. One is made from aluminum and the other from…

A:

Q: When electric current in a circuit reaches a junction, it divides. What is the key physics that…

A: The 2nd law of thermodynamics give the information of the quality of the energy. Newtons third law…

Q: The drift velocity of an electron on a wire varies Select one: O a. Directly with the…

A: Formula used  I = e*N*A*Vd Vd = I/(e*N*A)

Q: 1 Dimensional Analysis The SI unit of charge is the coulomb, denoted by the symbol C. The SI unit of…

A: given: 1A = 1C/se = 1.602176634*10-19 C

Q: The electric current I (in amperes) passing through a resistor is related to the voltage V across a…

A: Current is dependent on voltage between 2 terminals. This is called Ohm's law. More is the potential…

Q: 1. A circuit contains three resistors connected in series across 100 volts; the circuit current is 2…

A:

Q: 3) Some motorcycle enthusiasts wear electric vests that keep them warm as they ride. The vest is…

A: Solution:- 1) The current flowing through a conductor at particular temperature, is given by Ohm's…

Q: In a hurricane, a bolt of lightning is accompanied by a transfer of a charge of 20000 C between the…

A: Problem (1): Given: The transferred charge is 20000 C. The time interval is 1.2 s.

Q: 35) The current density in a conductor depends on 1. The drift velocity of the charge carriers 2.…

A: To determine: The correct option.

Q: 9. What does it mean If material has a positive temperature coefficient? A. the resistance increases…

A:

Q: A power of 200 kW is delivered by power lines with 48,000 V difference between them.  Calculate the…

A:

Q: Why does the E/I ratio of an electric circuit indicate its ability to oppose electric current rather…

A: Relation between current and voltage is known as Ohms law.

Q: AV where e, is the permittivity of free space, L is a length, AV is A quantity X is given by E, L-…

A:

Q: 12. The diagram below shows an electrical circuit. What is the primary function of the fuse in the…

A: Option A is correct

Q: question is in the image

A: .

Q: _1. If wire has 1.25 x 1016 electrons flowing through its cross-section in one second, what is the…

A: Given that,number of electron flowing per second, N=1.25×1016charge of 1 electron, q= 1.6×10-19…

Q: 1. Complete the table below by identifying the effects on resistance and effects on current flow of…

A: Question 1 a) When electrical resistivity increases,  Resistance - Higher Current flow - lower b)…

Q: Two wires of the same length and thickness are shown below: Wire A Wire B Nichrome Copper One wire…

A: Given: wire A : copper (excellent conductor) wire B : Nichrome (very poor conductor) since,…

Q: 1. Circuit name: Equation: Rt = R, = The total resistance is than any individual resistor because…

A: Given  In first figure two resistances of 8 ohm are in series combination. In second figure two…

Q: A 5Q light bulb is connected to a 10 V battery. A) Draw a diagram of the circuit indicating current…

A: Given- Resistance (R) = 5Ω Battery (V) = 10 V

Q: Q9) Which of the following factors would decrease the resistance through a conducting wire? A)…

A:

Q: Electric current is measured in ampere (A). If an ampere is expressed as a flow of charge in…

A: Given, Current = 8A Flow time = 1.5 minutes = 90 seconds And an ampere is expressed as a flow of…

Q: 3.The diagram at the right depicts a conducting wire. Two cross-sectional areas are located 50 cm…

A: Given data :  Time (t) = 2 seconds Charge (q) = 10 C Current (I) =?

Q: Q1: Choose the correct answer: 1- Increases the number of charge carriers, thus increasing the ----…

A: Answer current density is the amount of charge per unit time that flows through a unit area of a…

Q: 5. How does the resistance of two copper wires compare if wire X is twice as long as wire Y and has…

A:

Q: 20. Which one of the following is the correct statement regarding the resistance? a. The resistance…

A: statement(a) is incorrect as with increase in temperature the thermal velocity of electrons…

Q: A 22 Ω resistor has 5 A of current traveling through it. What is the voltage of the battery of the…

A: Given data:  Resistance (R) = 22 Ω Current (I) = 5 A Required: Voltage (V)

Q: Choose true or false for each statement regarding the resistance of a wire. O While maintaining a…

A:

Q: Which if the following statement is false? * The current through two resistors in series are equal.…

A:

Q: Which of the following is TRUE about drift velocity?   A. It refers to the fast movement of…

A: When there is no potential difference is applied across the ends of the conductor, the electrons…

Q: 14.The variation with time t of the voltage V across and current I through a certain device are…

A:

Q: Which of the following is false? a. Current is any motion of charge from one region to another. b.…

A: Current is due to the motion of charge whether it's a proton or an electron.

Q: In the circuit shown, the circle with an A in it represents an ammeter. Which of these statements is…

A: The given circuit is;

Q: Which of the following is TRUE about resistance of a metallic conductor? -A material that heats us…

A: Resistance is a materialistic property of every material. Resistance is the ratio of voltage to the…

Q: How do you measure a voltage between two points in a circuit? (draw a diagram) How do you measure a…

A: This question is from current electricity.

Q: Q1) Answer the following as True or False a- During the Specific Charge of Copper experiment, the…

A: Required : True or False

Q: What is amount of current flowing towards a junction in a circuit? A. Twice the amount of current…

A:

Q: "A circuit with parallel connected resistors of 2 ohms, 5 ohms, 10 ohms and 15 ohms. On which…

A: Given : A circuit with parallel connected resistors of 2 ohms, 5 ohms, 10 ohms and 15 ohms.

Q: A car battery has a rating of 200 ampere-hours. This rating is one indication of the total charge…

A:

Q: Electrical resistance The electrical resistance R of a wire varies directly as its length / and…

A: The resistance of a wire is directly proportional to its length and inversely proportional to its…

Q: Too much current can be a bad thing for humans too. When too much current flows through the human…

A: The amount of current that our body can withstand is less than 0.01 amperes resistance given by our…