7.) (a) A rectangular loop of area 0.1 m2 rotates in a uniform magnetic field of...
A rectangular loop (area = 1.1 m2) turns in a uniform magnetic field, B = 2.6 T. When the angle between the field and the normal to the plane of the loop is pi/2 rad and increasing at 2.1 rad/s, what emf is induced in the loop?
2.) (a) A rectangular loop of area 0.15 m2 turns in a uniform magnetic field B- 0.2 T. When the angle between the field and the normal to the loop is ?/2 radians and increasing at 0.6 rad/s, what emf is induced in the loop? (b) A current of 20 mA flows ina single circular loop of 2m circumference. A magnetic field of 1 T is directed parallel to the plane of the loop. What is the magnetic moment of...
A rectangular loop (area = 0.250 m2) turns in a uniform magnetic field with B = 0.210 T. At an instant when the angle between the magnetic field and the normal to the plane of the loop is π/2 rads and increasing at the rate of 0.530 rad/s, what is the magnitude of the emf induced in the loop? 9.91E–2 V 1.47E–2 V 2.78E–2 V 5.25E–2 V 0
Chapter 30, Problem 022 A rectangular loop (area 2.6 m2) turns in a uniform magnetic field, B = 2.9 T. when the angle between the field and the normal to the plane of the loop is π / 2 what emf is induced in the loop? Number the tolerance is +/-596 rad and increasing at 3.7 rad/s, Units
Which letter is correct?
2. A rectangular loop (area 0.15 m2) turns in a uniform magnetic field with B -0.20 T. At an instant when the angle between the magnetic field and the normal to the plane of the loop is d2 rads and increasing at the rate of 0.60 rad/s, what is the magnitude of the emf induced in the loop? a. Zero b. 30 mV c. 24 mV d. 18 mV
A coil of 255 turns and area 0.500 m2 rotates in a uniform magnetic field B = 0.350 T such that the angle between the magnetic field and the area vector is given by φ(t) = 6.50t rad. If the coil starts from rest at t = 0, what is the magnitude of the emf induced in the coil at t = 25.8 s?
A single loop of wire with an area of 9.07×10−2 m2 is in a uniform magnetic field that has an initial value of 3.77 T , is perpendicular to the plane of the loop, and is decreasing at a constant rate of 0.191 T/s . A) What emf is induced in this loop? B) If the loop has a resistance of 0.620 Ω , find the current induced in the loop.
A single loop of wire with an area of 0.0740 m2 is in a uniform magnetic field that has an initial value of 3.80 T, is perpendicular to the plane of the loop, and is decreasing at a constant rate of 0.140 T/s . A.) What emf is induced in this loop? Express your answer using two significant figures. B.) If the loop has a resistance of 0.550 Ω , find the current induced in the loop. Express your answer...
A 10 cm by 20 cm rectangular conductive loop sits horizontally inside a uniform magnetic field of 0.30 T down. The magnetic field drops to zero in 0.45 s. What is the average EMF induced around the loop as the field turns off?
A rectangular loop of wire lays flat on a table in a uniform magnetic field of 4.0x10^-2 T. The length of the rectangle is 2.5x10^-2 m, and the width is stretched smoothly from 5.0x10^-2 m to 7.5x10^-2 m in 0.3 seconds. How much emf is induced in the loop?