Find the flux of the Earth's magnetic field of magnitude 5.00 ✕ 10-5 T, through a square loop of area 30.0 cm2 for the following. (a) when the field is perpendicular to the plane of the loop  T·m2 (b) when the field makes a 30.0° angle with the normal to the plane of the loop  T·m2 (c) when the field makes a 90.0° angle with the normal to the plane  T·m2

An electron enters a region of space containing a uniform 2.01 × 10-5 T magnetic field. Its speed is 129 m/s and it enters perpendicularly to the field. Under these conditions, the electron undergoes circular motion. Find the radius r of the electron's path and the frequency f of the motion. r = f = m Hz

Certain experiments must be performed in the absence of any magnetic fields. Suppose such an experiment is located at the center of a large solenoid oriented so that a current of I = 2.70 A produces a magnetic field that exactly cancels Earth's 3.70 ✕ 10−5 T magnetic field. Find the solenoid's number of turns per meter.

In one of NASA's space tether experiments, a 20.0 km-long conducting wire was deployed by the space shuttle as it orbited at 7.86 ✕ 103 m/s around Earth and across Earth's magnetic field lines. The resulting motional emf was used as a power source. If the component of Earth's magnetic field perpendicular to the tether was 1.60 ✕ 10−5 T, determine the maximum possible potential difference (in V) between the two ends of the tether. V

A magnetic field of magnitude 0.63 T is directed vertically upward. (a) Find the magnetic flux through a flat surface of area 21 cm2 if the surface is vertical. (b) Find the magnetic flux through a flat surface of area 21 cm2 if the surface is horizontal. (c) Find the magnetic flux through a flat surface of area 21 cm² if the surface is at angle of 66° with the horizontal.

A 200-turn rectangular coil having dimensions of 1.6 cm by 5.5 cm is placed in a uniform magnetic field of magnitude 1.00 T. (a) Find the current in the coil if the maximum torque exerted on it by the magnetic field is 0.220 N∙m. A 200-turn rectangular coil having dimensions of 1.6 cm by 5.5 cm is placed in a uniform magnetic field of magnitude 1.00 T with a maximum torque of 0.220 N∙m. (b) Find the magnitude of the torque on the coil when the magnetic field makes an angle of 17° with the normal to the plane of the coil.

A square loop 2.20 m on a side is placed in a magnetic field of magnitude 0.500 T. If the field makes an angle of 50.0° with the normal to the plane of the loop, find the magnetic flux through the loop. T·m2

A circular wire loop of radius 20.3 cm carries a current of 2.67 A. It is placed so that the normal to its plane makes an angle of 37.8° with a uniform magnetic field of magnitude 12.1 T. (a) Calculate the magnitude of the magnetic dipole moment of the loop in amperes-square meters. (b) What is the magnitude of the torque acting on the loop?

An electron moves in a circular path perpendicular to a magnetic field of magnitude 0.300 T. If the kinetic energy of the electron is 3.00 ✕ 10−19 J, find the speed of the electron and the radius of the circular path. (a) the speed of the electron m/s(b) the radius of the circular path ?m

Find the flux of Earth's magnetic field of magnitude 5.00 ✕ 10−5 T through a square loop of area 30.0 cm2 for the following: (a)  when the field is perpendicular to the plane of the loop.   ____T x m^2 (b) when the field makes a 48.5° angle with the normal to the plane of the loop. ____ T x m^2 (c) when the field makes a 90.0° angle with the normal to the plane. _____ T x m^2