Una espira triangular transporta una corriente . La espira está inmersa en una región donde existe un campo magnético uniforme de magnitud 0 y cuya dirección es paralela al lado como se indica en la figura

What are similarities and differences of reflection, refraction, diffraction and absorption?

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b.b. at twice the distance, the magnitude of the field is 2b.c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.