2) You apply a potential difference of 4.50 V between the ends of a wire. The resulting current through the wire is 17.6 A. What is the resistance of the wire?
Q: the 0.12-mm-diameter tungsten filament in a light bulb is to have a resistance of 0.2 £ at 20°C, ow…
A:
Q: A 2.0 mm diameter iron wire ( resistivity, p = 9.7 x 10 8 0-m) carries a current of 2.5 A. Determine…
A:
Q: A 200-m long copper wire of radius 0.15 mm is connected across a 6-V battery. Calculate the current…
A:
Q: Determine the current density in the conductor if a 12 V supply is connected between the ends of a…
A: Given data The potential difference of the supply is V = 12 V The length of the wire is L = 5 mm = 5…
Q: Using Kirchhoff's rules, find the following. (8, = 71.0 V, 8, = 60.2 V, and 83 = 79.0 V.) 4.00 kN E…
A: E1 = 71 volts E2 = 60.2 volts E3 = 79 volts R1 = 2000 ohm R2 = 3000 ohm R3 = 4000 ohm Let I1 flows…
Q: Determine the current generated in a circuit if 18.0 C of charge flow per minute. SECOND PART :…
A: Electric current is rate of flow of charge I = q/t q = I× t
Q: If the potential difference across the two ends of a conductor is 5 V and the current through it is…
A:
Q: 13- At 20 °C, a copper wire has a diameter of 4 mm, a length of 20m, a resistivity of 1.7×10-8 2m…
A:
Q: A straight, cylindrical wire lying along the x axis has a length of 0.500 m and a diameter of 0.200…
A: *We'll answer only the first three sub-parts since the sub-parts to be answered were not specified.…
Q: A potential difference of 50.0V can move 3.22x 1022 electrons in 5 minutes through a wire. What is…
A: Given data: Potential difference (V) = 50.0 V Number of electrons (n) = 3.22 × 1022 Time (t) = 5…
Q: A wire is 1.1 m long and 1.2 mm2 in cross-sectional area. It carries a current of 4.8 A when a 2.4 V…
A: The length of the wire L = 1.1 m The cross-sectional area of the wire = 1.2 mm2 The carries a…
Q: 3.(0) A battery has an emf of 9.0 V and an internal resistance of 0.0400 Q. What is the terminal…
A: i) Given data: The emf of the battery, ε=9.0 V. The internal resistance of the battery, r=0.0400 Ω.…
Q: 4. The electrical resistance of human body in about 50 ko on average. If a person inadvertently…
A: Internal resistance (r)=2000 ohmsElectrical resistance of human body=50000 ohmsPower supply=20000 V
Q: A lightbulb has a resistance of 280 N when operating with a potential difference of 80 V across it.…
A:
Q: A copper cylinder has a diameter of 20.0 mm and a length of 10 m. A potential difference of 100 V is…
A: Concept: To determine the Resistance of the cylinder we will use the formula R=ρLAhere,ρ=…
Q: (a) A 33.9-m length of copper wire at 20.0°C has a radius of 0.27 mm. If a potential difference of…
A:
Q: It is desired to build a copper wire of mass density Pm m=1 g. If the wire should have a resistance…
A:
Q: 1) wires 1 and 2 are made of the same metal. wire 2 has twice the length and twice the diameter of…
A:
Q: In an experiment, the current through a wire is 0.200 A and the voltage across the wire is 0.800 V.…
A:
Q: Electron guns are used in X-ray tubes. The electrons are accelerated through a relatively large…
A:
Q: A) A long wire with a radius of 0.450 cm carries a current. The potential difference across a 3.60 m…
A: Current in the circuit = Potential difference/ Resistance of wire. Using relation between resistance…
Q: A current of 9.8 A flows through a wire. Determine the number of electrons per second passing a…
A: In this question we have to determine the number of electrons per second passing at a given point of…
Q: A wire is 100.0 m long and 0.800 mm in diameter. The first x meters of the wire is made of copper…
A: Given: The length of the wire is 100 m. The diameter of the wire is 0.800 mm. The potential…
Q: Exercice 1: a- find the current through a copper wire if Q=3 mc crosses in 3 minutes b- find the…
A: The flow of charge per unit time is known as electric current.Where,I = currentQ = charget = time
Q: A wire whose length is 2m and whose diameter is 1.5mm carries a current of 1.2A. The wire dissipates…
A: The resistance of the wire is related to its length and cross sectional area of the wire by the…
Q: Current and Resistance Problem 9: An extension cord that has a length of 9.65m is made from wire…
A: Please see the attached image for the solution. If there are queries or if the image is not…
Q: Suppose you conducted an experiment on an ohmic material. When subjected to a potential difference…
A:
Q: A metal wire carries a current of 77.8 mA. (a) Find the number of electrons that flow past a given…
A: Given Data:- Current through the wire is I=77.8 mA =77.8 mA×1 A103 mA =7.78×10-2 A Time t=10.2 min…
Q: When a voltage is applied to a conductor, the current that flows is limited by resistance. Which of…
A: When a voltage is applied to a conductor, then due to potential difference created across the ends a…
Q: a current of 1.8 x 10-10 A. Diameter of the wire is 5.9mm and the number of charge carriers per unit…
A: Given: Resistor is 25-ohm Charge is 1.965 C Time is 2 minutes Current is 1.8×10-10A Wire's diameter…
Q: The potential difference accross the terminals of a battery is 20.0 V when the circuit is open. When…
A: Given:- The potential difference across the terminals of a battery E=20.0 V current I= 2.0 A the…
Q: 1. Electron guns are used in X-ray tubes. The electrons are accelerated through a relatively large…
A:
Q: (a) A 34.9-m length of copper wire at 20.0°C has a radius of 0.23 mm. If a potential difference of…
A:
Q: Remote control is connected to a stereo by 20 m distance by using copper wire. This copper wire has…
A: As it is a multiple questions, I answer first question. Please resubmit the second…
Q: If the 0.1-mm-diameter tungsten filament in a light bulb is to have a resistance of 0.25 £2 at 20°C…
A: Given data: Diameter (d) = 0.1 mm = 0.1×10-3 mResistance (R) = 0.25 ΩResistivity (ρ) = 5.60×10-8…
Q: A tungsten wire has a radius of 0.097 mm and is heated from 20.0 to 1383 oC. The temperature…
A: radius of tungsten wire , r = 0.097 mm = 0.097 x 10-3 m Initial temperature , T1 = 20 °C Final…
Q: A thermometer made of Platinum has a resistance of 50 N at 20 C, what is the measured temperature…
A:
Q: A ceramic resistor of unknown resistance has a cross-sectional area of 0.753 cm2 and a length of…
A: Write the expression for resistance
Q: 1. A tungsten wire has a radius of 0.072 mm. When 128 V is applied across the ends of the hot wire,…
A:
Q: 12 At 20 C, a copper wire has a diameter of 4 mm, a length of 20m, a resistivity of 1.7x10 ° Om and…
A: Resistance in the circuit connected to a voltage source is proportional to the length of wire L and…
Q: A spool of copper wire 200 m long and with a diameter of 0.320 mm is at 20.0°C. For copper, the…
A:
Q: An electric heater is made from nichrome wire. The heater has power of 60.0 W when the potential…
A:
Q: (a) A 35.5-m length of copper wire at 20.0°C has a radius of 0.23 mm. If a potential difference of…
A:
Q: e resistance of a copper wire is 20 Q. If a voltage of 10 V is a ross the wire, determine the…
A:
Q: Number of electrons flow
A:
Q: A potential difference of 14 V is found to produce a current of 0.36 A in a 3.4 m length of wire…
A:
Q: A wire 3.00 m long and 0.450 mm² in cross-sectional area has a resistance of 40.2 2 at 20.0°C. If…
A: Given Data:Length the of the wire is cross section area of wire is Initial resistance of wire is…
Step by step
Solved in 2 steps
