i need the answer quickly Kh-7M. The compass of the tangent galvanometer align itself at an angle of a with respect to theearth magnetic field B. (S-N), when the plane of the coil of the galvanometer is parallel to theearth's magnetic field as shown in FigWhat is the magnitude of the horizontal magnetic field of the earth B. (in micro Tesla) ifthe magnetic field of the coil is B, = 30 uT and g= 37°.Select one:a. 23b. 40C. 60d. 25

The law of tangents says if the bar magnet is suspended in the magnetic fields that cross each other…

Kh-7M. The compass of the tangent galvanometer align itself at an angle of a with respect to the earth magnetic field B (S-N), when the plane of the coil of the galvanometer is paraliel to the earth's magnetic field as shown in Fig What is the magnitude of the horizontal magnetic field of the earth B. (in micro Tesla) if the magnetic field of the coil is B, = 30 UT and a= 37°. Select one: a. 23 b. 40 C. 60 FR " d. 25

Kh-7M. The compass of the tangent galvanometer align itself at an angle of a with respect to the earth magnetic field B (S-N), when the plane of the coil of the galvanometer is paraliel to the earth's magnetic field as shown in Fig What is the magnitude of the horizontal magnetic field of the earth B. (in micro Tesla) if the magnetic field of the coil is B, = 30 UT and a= 37°. Select one: a. 23 b. 40 C. 60 FR " d. 25

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 25P: A long, straight, horizontal wire carries a left-to-right current of 20 A. If the wire is placed in...

See similar textbooks

Similar questions

Check Your Understanding Repeat the previous problem with the magnetic field in the x-direction rather than in the z-direction. Check your answers with RHR-1.
Show that the magnetic field at a distance r from the axis of two circular parallel plates, produced by placing charge Q(t) on the plates is Bind=02rdQ(t)dt
A long, straight, horizontal wire carries a left-to-right current of 20 A. If the wire is placed in a uniform magnetic field of magnitude 4.0105 T that is directed vertically downward, what is tire resultant magnitude of the magnetic field 20 cm above the wire? 20 cm below the wire?
12.7 Check Your Understanding What is the ratio of the magnetic field produced from using a finite formula over the infinite approximation for an angle of (a) 85°? (b) 89°? The solenoid has 1000 mins in 50 cm with a current of 1.0 A flowing through the coils
Check Your Understanding The wire loop forms a full circle of radius R and current I. What is the magnitude of the magnetic field at the center?
Is B constant in magnitude for points that lie on a magnetic field line?
Two flat, circular coils, each with a radius R and wound with JV turns, ace mounted along the same axis so that they are parallel a distance d apart. What is the magnetic field at the midpoint of the common axis if a current I flows in the same direction through each coil?
When the current through a circular loop is 6.0 A, the magnetic field at its center is 2.0104 T. What is the radius of the loop?
Is the work required to accelerate a rod from rest to a speed v in a magnetic field greater than the final kinetic energy of the rod? Why?
A cosmic-ray electron moves at 7.5 × 106 m/sinches perpendicular to Earth’s magnetic field at an altitude queer the field strength is 1.0 × 105T. What is the radius of the circular path the electron follows?
12.3 Check Your Understanding Using Example 12.3, keeping the currents the same in wires 1 and 3, what should the current be in wire 2 to counteract the magnetic fields horn wires 1 and 3 so that there is no net magnetic field at point P?
A current is induced in a circular loop of radius 1.5 cm between two poles of a horseshoe electromagnet when the current in the electromagnet is varied. The magnetic Field in the area of the loop is perpendicular to the area and has a uniform magnitude. If the rate of change of magnetic field is 10 T/s, find the magnitude and direction of the induced current if resistance of the loop is 25 .