The hot and neutral wires supplying DC power to a light-rail commuter train carry 725 A...
The hot and neutral wires supplying DC power to a light-rail commuter train carry 725 A and are separated by 60 cm. What is the magnitude and direction of the force between 250 m of these wires?
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The hot and neutral wires supplying DC power to a light-rail
commuter train carry 725 A...
The hot and neutral wires supplying DC power to a light-rail commuter train carry 801A and...
The hot and neutral wires supplying DC power to a light-rail commuter train carry 801A and are separated by 75.2cm. What is the magnitude of the force between 50.3m of these wires?
A light-rail commuter train draws 600 A of 675 V DC electricity when accelerating. a) What...
A light-rail commuter train draws 600 A of 675 V DC electricity when accelerating. a) What is its power consumption rate? b) How long does it take to reach 20 m/s starting from rest if its loaded mass is 3.5×104 kg, assuming 95 % efficiency and constant power? c) What is the average acceleration of the train?
A light-rail commuter train blows its 200 Hz horn as it approaches a crossing. The speed...
A light-rail commuter train blows its 200 Hz horn as it approaches a crossing. The speed of sound is 337 m/s. (a) An observer waiting at the crossing receives a frequency of 221 Hz. What is the speed of the train? m/s (b) What frequency does the observer receive as the train moves away? Hz
Two 0.50 m long wires are parallel and each carry a current of 0.25 Amps and...
Two 0.50 m long wires are parallel and each carry a current of 0.25 Amps and are separated by a distance of 11.5 cm. What is the magnitude and direction of the force on each wire?
(13%) Problem 3: A DC power line for a light-rail system carries 750 A at an...
(13%) Problem 3: A DC power line for a light-rail system carries 750 A at an angle of 29° to the Earth's 5.00 x 10-T magnetic field. Randomized Variables I= 750 A l= 125 m what is the magnitude of the force (in N) on a 125 m section of this line? Grade Summa Deductions Potential cos0 tan() | π acosO Sin Submissions Attempts remain detailed view cotanasin0 (5% per attempt atan acotan sinhO cosh0 anh cotanhO END Degrees Radians...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.8 A and...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.8 A and 1.1 A. (a) If the wires are separated by a distance of 3.7 cm, what is the magnitude of the force between the two wires? N (b) Is this force attractive or repulsive? attractive or repulsive (c) If the currents are in opposite directions (antiparallel), how do the answers to parts (a) and (b) change? What is the magnitude of the force between the...
(a) A pair of wires carry 10 A of current to and from a toaster in...
(a) A pair of wires carry 10 A of current to and from a toaster in your kitchen. The wires are separated by 2 mm of insulation. What is the force per unit length between them (magnitude and direction)? (b) A 10 cm long solenoid is made of 3 layers of wire, each wound tightly at 10 wraps per cm. What is the B-field down the center of it if you run a 5 A current into it? (c) A...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.0 A and...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.0 A and 1.6 A. (a) If the wires are separated by a distance of 3.9 cm, what is the magnitude of the force between the two wires? __N (b) Is this force attractive or repulsive? (c) If the currents are in opposite directions (antiparallel), how do the answers to parts (a) and (b) change? What is the magnitude of the force between the two wires? ___N...
Two current carrying wires are separated by 5.00 cm. They carry the same 4.00 A current...
Two current carrying wires are separated by 5.00 cm. They carry the same 4.00 A current and point to the same direction. a. What kind of force is between them, repulsive or attractive? b. What is the magnitude of magnetic field established on one wire from the other current carrying wire? c. What is the magnitude of force per length on each wire? d. What is the magnitude of the magnetic field at a point located 20.0 cm above the...
Two straight parallel wires, running north/south are separated by 12 cm and carry currents of 4...
Two straight parallel wires, running north/south are separated by 12 cm and carry currents of 4 A in the same direction (north). Find the magnitude and direction of the magnetic field at a point midway between the wires. Now find the magnetic field 6 cm east of the "easternmost" wire. Also, calculate the force of one wire on the other. Is it attractive or repulsive?
A light-rail commuter train blows its 200 Hz horn as it approaches a crossing. The speed of sound is 337 m/s. (a) An observer waiting at the crossing receives a frequency of 221 Hz. What is the speed of the train? m/s (b) What frequency does the observer receive as the train moves away? Hz
(13%) Problem 3: A DC power line for a light-rail system carries 750 A at an angle of 29° to the Earth's 5.00 x 10-T magnetic field. Randomized Variables I= 750 A l= 125 m what is the magnitude of the force (in N) on a 125 m section of this line? Grade Summa Deductions Potential cos0 tan() | π acosO Sin Submissions Attempts remain detailed view cotanasin0 (5% per attempt atan acotan sinhO cosh0 anh cotanhO END Degrees Radians...
Two straight parallel wires, running north/south are separated by 12 cm and carry currents of 4 A in the same direction (north). Find the magnitude and direction of the magnetic field at a point midway between the wires. Now find the magnetic field 6 cm east of the "easternmost" wire. Also, calculate the force of one wire on the other. Is it attractive or repulsive?
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