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Chapter 26, Problem 064 A cylindrical resistor of radius 2.7 mm and length 3.0 cm is...
) A cylindrical resistor of radius 5.5 mm and length 1.8 cm is made of material...
) A cylindrical resistor of radius 5.5 mm and length 1.8 cm is made of material that has a resistivity of 3.50×10-5Ω m. What is the current density when the energy dissipation rate in the resistor is 1.0 W? What is the potential difference?
A cylindrical resistor of radius 5.4 mm and length 2.3 cm is made of material that...
A cylindrical resistor of radius 5.4 mm and length 2.3 cm is made of material that has a resistivity of 3.50×10-5 Ω m. What is the current density when the energy dissipation rate in the resistor is 1.0 W? What is the potential difference?
A cylindrical resistor of radius 4.1 mm and length 2.2 cm is made of material that...
A cylindrical resistor of radius 4.1 mm and length 2.2 cm is made of material that has a resistivity of 3.50×10-5 Ω m. What is the current density when the energy dissipation rate in the resistor is 1.0 W?
Chapter 26, Problem 018 A wire 5.66 m long and 7.36 mm in diameter has a...
Chapter 26, Problem 018 A wire 5.66 m long and 7.36 mm in diameter has a resistance of 13.3 m2. A potential difference of 26.2 V is applied between the ends. (a) What is the current in amperes in the wire? (b) What is the magnitude of the current density? (c) Calculate the resistivity of the material of which the wire is made. (a) Number Units Units (b) Number (c) Number Units
1/ if a student makes a cylindrical resistor of the dimensions of 2.7 mm long with...
1/ if a student makes a cylindrical resistor of the dimensions of 2.7 mm long with radius of 3.1 mm out of a material with festivity of 38671.1 E(-8) OHMM. how much resistance will it have ? 2/ there are resistors in the parallel. 9.3 ohm and 8.2 ohm. what is the total resistance of these resistance ? 3/ how much current will pass through a resistor of 3.8 ohm if an electric potential of 3.2 V is applied for...
The current density inside a long, solid, cylindrical wire of radius a = 4.0 mm is...
The current density inside a long, solid, cylindrical wire of
radius a = 4.0 mm is in the direction of the central axis and its
magnitude varies linearly with radial distance r from the axis
according to J = J0r/a, where J0 = 390 A/m2. Find the magnitude of
the magnetic field at a distance (a) r=0, (b) r = 2.7 mm and (c)
r=4.0 mm from the center.
Chapter 29, Problem 047 The current density inside a lon ,...
A cylindrical wire has length 60 cm, diameter 9.0 mm, and resistivity 3.0 x 10-4 2m....
A cylindrical wire has length 60 cm, diameter 9.0 mm, and resistivity 3.0 x 10-4 2m. When the wire is connected across the terminals of a battery, the magnitude of electric field inside the wire is 15 V/m. (a) (b) Calculate the current in the wire and the power dissipated in the wire. Include SI units with each answer. (10 points) In five minutes, how much charge passes through the wire, how many electrons are contained in this amount of...
Chapter 26, Problem 051 Your answer is partially correct. Try again. Wire C and wire D...
Chapter 26, Problem 051 Your answer is partially correct. Try again. Wire C and wire D are made from different materials and have length Lc = L - 2.9 m. The resistivity and diameter of wire Care 5.2 x 10 Rim and 1.04 mm, and those of wire D are 1.9 x 100 m and 0.66 mm. The wires are joined as shown in the figure and a current of 3.0 A is set up in them. What is the...
Chapter 27, Problem 012 The figure shows a resistor of resistance R = 6.05 12 connected...
Chapter 27, Problem 012 The figure shows a resistor of resistance R = 6.05 12 connected to an ideal battery of emf 8 = 13.3 V by means of two copper wires. Each wire has length 23.2 cm and radius 4.20 mm. In dealing with such circuits in this chapter, we generally neglect the potential differences along the wires and the transfer of energy to thermal energy in them. Check the validity of this neglect for the circuit of the...
*Chapter 27, Problem 012 The figure shows a resistor of resistance R = 6.00 Ω connected...
*Chapter 27, Problem 012 The figure shows a resistor of resistance R = 6.00 Ω connected to an ideal battery of emf E = 15.2 V by means of two copper wires. Each wire has length 21.7 cm and radius 1.80 mm. In dealing with such circuits in this chapter, we generally neglect the potential differences along the wires and the transfer of energy to thermal energy in them. Check the validity of this neglect for the circuit of the...
Chapter 26, Problem 018 A wire 5.66 m long and 7.36 mm in diameter has a resistance of 13.3 m2. A potential difference of 26.2 V is applied between the ends. (a) What is the current in amperes in the wire? (b) What is the magnitude of the current density? (c) Calculate the resistivity of the material of which the wire is made. (a) Number Units Units (b) Number (c) Number Units
The current density inside a long, solid, cylindrical wire of
radius a = 4.0 mm is in the direction of the central axis and its
magnitude varies linearly with radial distance r from the axis
according to J = J0r/a, where J0 = 390 A/m2. Find the magnitude of
the magnetic field at a distance (a) r=0, (b) r = 2.7 mm and (c)
r=4.0 mm from the center.
Chapter 29, Problem 047 The current density inside a lon ,...
A cylindrical wire has length 60 cm, diameter 9.0 mm, and resistivity 3.0 x 10-4 2m. When the wire is connected across the terminals of a battery, the magnitude of electric field inside the wire is 15 V/m. (a) (b) Calculate the current in the wire and the power dissipated in the wire. Include SI units with each answer. (10 points) In five minutes, how much charge passes through the wire, how many electrons are contained in this amount of...
Chapter 26, Problem 051 Your answer is partially correct. Try again. Wire C and wire D are made from different materials and have length Lc = L - 2.9 m. The resistivity and diameter of wire Care 5.2 x 10 Rim and 1.04 mm, and those of wire D are 1.9 x 100 m and 0.66 mm. The wires are joined as shown in the figure and a current of 3.0 A is set up in them. What is the...
Chapter 27, Problem 012 The figure shows a resistor of resistance R = 6.05 12 connected to an ideal battery of emf 8 = 13.3 V by means of two copper wires. Each wire has length 23.2 cm and radius 4.20 mm. In dealing with such circuits in this chapter, we generally neglect the potential differences along the wires and the transfer of energy to thermal energy in them. Check the validity of this neglect for the circuit of the...
*Chapter 27, Problem 012 The figure shows a resistor of resistance R = 6.00 Ω connected to an ideal battery of emf E = 15.2 V by means of two copper wires. Each wire has length 21.7 cm and radius 1.80 mm. In dealing with such circuits in this chapter, we generally neglect the potential differences along the wires and the transfer of energy to thermal energy in them. Check the validity of this neglect for the circuit of the...
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