A square loop of side 6 cm is placed with the nearest side 9 cm from...
A square loop of side 8 cm is placed with the nearest side 4 cm from a long wire carrying a current that varies with time at a constant rate of 5 A/s. (Assume the loop and the wire lie in the same plane. Further assume I = 0 at t = 0. Enter the magnitudes.) (a) Use Ampère's law and find the magnetic field from the current in the wire as a function of time and distance r from...
A square loop of side 4 cm is placed with the nearest side 9 cm from a long wire carrying a current that varies with time at a constant rate of 9 A/s. (Assume the loop and the wire lie in the same plane. Further assume I = 0 at t = 0. Enter the magnitudes.) (a) Use Ampère's law and find the magnetic field from the current in the wire as a function of time and distance r from...
A square loop of side 7 cm is placed with the nearest side 9 cm from a long wire carrying a current that varies with time at a constant rate of 7 A/s. (Assume the loop and the wire lie in the same plane. Further assume I = 0 at t = 0. Enter the magnitudes.) (a) Use Ampère's law and find the magnetic field from the current in the wire as a function of time and distance r from...
A square, single-turn wire loop ℓ = 1.00 cm on a side is placed inside a solenoid that has a circular cross section of radius r = 3.00 cm, as shown in the end view of the figure below. The solenoid is 24.5 cm long and wound with 104 turns of wire. (a) If the current in the solenoid is 2.30 A, what is the magnetic flux through the square loop? T · m2 (b) If the current in the...
(11%) Problem 7: A square loop of side length a =2.2 cm is placed a distance b= 1.1 cm from a long wire carrying a current that varies with time at a constant rate, i.e. I(t) = Qt, where Q = 3.6 A/s is a constant. a b A 25% Part (a) Find an expression for the magnetic field due to the wire as a function of time t at a distance r from the wire, in terms of a,...
A square, single-turn wire loop ℓ = 1.00 cm on a side is placed inside a solenoid that has a circular cross section of radius r = 3.00 cm, as shown in the end view of the figure below. The solenoid is 24.0 cm long and wound with 122 turns of wire. (a) If the current in the solenoid is 2.35 A, what is the magnetic flux through the square loop? T · m2 (b) If the current in the...
A square loop of wire with side 3 cm is placed in a uniform magnetic field of magnitude 0.4 T. A line perpendicular to the plane of the loop is angled at 30 degrees to the magnetic field. What is the magnitude of the magnetic flux through the coll A square loop of wire with side 3 cm is placed in a uniform magnetic field of magnitude 0.4 T. A line perpendicular to the plane of the loop is angled...
rectangular loop with sides of length a= 1.10 cm and b= 2.80 cm is placed near a wire that carries a current that varies as a function of time: it=2.01 + 1.22t2 where the current is in Amperes and the time is in seconds. The distance from the straight wire to the closest side of the loop is d= 0.270 cm. What is the magnetic flux through the loop at time t= 1.40 seconds? (Define positive flux into the page.)...
1. A square loop of wire with one side of a and resistance R is placed in a uniform magnetic field of strength B. The field vanishes and results an induced current I in the loop. ( a) a) What is the rate of change of magnetic flux in terms of I and R? (b) Magnetic field B (on the picture above) was equal to 0.5 T before it vanished. If the duration of switch is 0.15 sec and the...
A conducting square loop is in a uniform magnetic field B as shown. The side length of the loop is L = 60 cm, and the loop has an effective resistance of R = 0.045 Ohm. The magnitude of B decreases steadily from an initial value B_0 = 0.050 T to zero in 0.20 seconds, and stays at zero afterwards. Find the magnitude of the induced emf in the loop. What is the current in the loop? And in what...