68. A piece of wire 1 foot long with crosses sectional area of 10s square inch has a resistance of 0.75 ohm. What is the resistance of 200 ft of wire of the same material with a cross-sectional area of 3 x 10s square inch? a. 100 2 b. 200 2 c. 150 2 d. 50 2 Ob d
Q: A length of wire is cut into five equal pieces. If the five pieces are then connected in parallel,…
A: Given: The resulting resistance of the wire is 2.00 Ω. Introduction: The resistance made up of the…
Q: What is the resistance (in units of 0) of a wire made of a material with a resistivity of 3.2 x 108…
A:
Q: A piece of metal wire has a resistance of 50 ohms. When it is stretched to 3 times of its length,…
A: Resistance of wire is, R=ρlA Here, l is length of wire. So, resistance is directly proportional…
Q: a. What diameter of copper wire [p = 2.65 x 10^-8 ohm.m) should be used so that a 22.0 m length will…
A: Part (a) Given: The resistivity of copper wire is ρ=2.65×10-8 Ω·m. The length of wire is L=22.0 m.…
Q: 15.Sketch I-V graphs for the following cases and identify which graph corresponds to which type of…
A:
Q: What is the resistance of a wire made of a -8 material with a resistivity of 32x10 Q.m if its length…
A:
Q: a. Suppose a cylindrical wire is 1.00 meters #4 Resistance and Ohm's Law in length with a radius of…
A:
Q: A cylindrical resistor of radius 3.0 mm and a length of 3.0 cm has a resistivity of 2.6 x 10-3 Ωm.…
A:
Q: 17. The following circuit carries a current of 200.0 mA. V₁ = 6.2 V and Vsource= 15 V. What is the…
A: **As per our company guidelines we are supposed to solve only one question (if there are multiple…
Q: 2. An air conditioner draws 14.0 A at 220-V. The connecting cord is copper wire (resistivity of…
A: As you have not mentioned the number of questions to be solved. According to Bartleby Policy, we…
Q: What is the total resistance in the following cable? It is iron wire with resistivity of 9.7x10-⁸…
A:
Q: A thermometer made of Platinum has a resistance of 502 at 20 C what is the measured temperature (in…
A: Given:- R1 = 50Ω , t1 = 20oC R2 =79.2Ω , t2 = ? temperature coefficient (α) = 3.92 *10-3 C-1
Q: A piece of iron rebar on a construction site measures 2 cm in diameter and is 3m long. What…
A: The resistance can be found using R=LσA Where, σ is electrical conductivity of the material,L is…
Q: 7. Calculate the resistance of a 30.0 meter silver wire with a radius of .03 m. Hint: the wire is a…
A: This question can easily be solved by applying a basic concepts of resistance of the wire and…
Q: 4. Wire A and B are made of the same material and have the same length. However, the diameter of…
A: Given : da = 3 db Ra = 12 ohm
Q: The graph below represents the relationship between the resistance and the length of a of a…
A: We know that the formula of the electric resistance is given as R = ρLA R is the resistance L is…
Q: A ribbon of material with a rectangular cross sectional area of (0.25 mm x 1.00 mm), length 21.9 cm…
A:
Q: What is the resistance (in units of 0) of a wire made of a material with a resistivity of 3.2 x 108…
A:
Q: 1. What current flows through a 0.50 mm diameter rod of Aluminum that is 20.0 cm long, when 22 V is…
A: Resistance=ρLA A= π r2 = 1.96x10-7 m2 Resistance = 0.027 ohm
Q: Two wires of the same material and with the same length have different diameters. Wire A has twice…
A:
Q: An ideal battery has an emf of 12 V. If it is connected to a circuit and creates a current of 4.0 A,…
A: Givenemf of an ideal battery = 12 V Current through a circuit = 4.0 A We have to calculate the…
Q: 3. A voltage of 4.50 V is measured across a resistor with 2.00 A of current flowing through t What…
A: Given:- The voltage V = 4.50 V The current I = 2 A Find:- The resistance of the resistor? 2.25…
Q: A conductor is 6.00 cm long. If the material has a conductivity of 2.00 x 10^-2 Ω•m, then what must…
A:
Q: Two aluminum wires have the same resistance. If one has twice the length of the other. What is the…
A: Let the length of the shorter wire is L having diameter d. And length of the longer wire is 2L…
Q: 6. Five resistors are connected as shown in the diagram. The potential difference between points A…
A:
Q: 3. Three resistors, 10, 20, and 30 Q, are connected in parallel. What is the equivalent resistance?…
A: Ohm's law gave an important relationship relating the voltage and the current in the circuit. The…
Q: What is the resistance of the block measured between the two square ends?
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: The resistance of a 15 cm length aluminum cylinder is 2.5 x 10-5 0. If the resistivity of aluminum p…
A: Resistance of a wire depends upon its cross sectional area, length, and resistivity of vire's…
Q: A cylindrical resistor of radius 3.0 mm and a length of 3.0 cm has a resistivity of 2.6 x 10-3 Ωm.…
A:
Q: hat is the electrical resistance of a copper wire that has a radius of 0.80 mm and a length of 2.0…
A: Given: The radius of the wire is 0.8 mm. The length of the wire is 2 m. The resistivity of the wire…
Q: A quartz watch contains a 3 V battery. If the resistance of the watch is 20 Ohms, how many electrons…
A: Given data: Battery voltage (V) = 3 V Resistance (R) = 20 Ω Time (t) = 1 h Required: The number of…
Q: he resistance (in Q2) of
A:
Q: 3. Resistance. A copperwire is 2.50 m long and has a diameter of 2.5 mm. How much current will it…
A: Given: The length of the copper wire is 2.5 m. The diameter of the wire is 2.5 mm. The potential…
Q: A ribbon of nichrome (resistivity = 1.00 A 10-6 Ω·m) with a rectangular cross sectional area of…
A: The given data are:
Q: Find the resistance of a cubic centimetre of copper (i) when it is drawn into a wire of diameter…
A: The resistance of a wire of length l, cross-sectional area A, and specific resistance ρ, is given…
Q: A thermometer made of Platinum has a resistance of 50 \( \Omega \) at 20 C, what is the measured…
A:
Q: A length of copper wire has resistance of 0.172 Ω and a cross-sectional area of 7.85 x 10^(-5) m^2.…
A: Given that Resistance(R)=0.172 Ω cross-sectional area( A)=7.85 x 10^(-5) m^2 resistivity of copper(…
Q: 10. For the network of Fig. 80: a. Find the current through each branch. b. Find the total…
A:
Q: What is the resistance (in units of 0) of a wire made of a material with a resistivity of 3.2 x 10-8…
A:
Q: A copper wire of 10 2 and length L. At what point along its length must the wire be cut out so that…
A: Since, resistivity is property of the metal, it would be the same for each part of the wire.…
Q: 1. What current flows through a 0.50 mm diameter rod of silver that is 80.0 cm long, when 12 V is…
A: Write the values of this problem. d=0.50 mm or 5×10-4 mL=80 cm or 0.8 mV=12 Vρsilver=1.59×10-8 ohm-m
Q: Two masses m,-8 Kg and m,-6 Kg are connected with string and pulled with a force F=28 N that makes…
A:
Step by step
Solved in 2 steps