1. A He+2 nucleus is projected in a magnetic field given by 𝐠= 0.1𝐵 velocity of 𝐠= (50𝐍 + 50𝐠+ 75𝐩 𝐵/𝐍 Calculate A. The kinetic energy of the nucleus in eV. B. The parallel speed of the field. C. The perpendicular speed of the field. D. The period of orbit E. The distance traveled parallel to the field after completing 1,000 laps. 2. A winding has a diameter of 10cm and 1000 laps that rotates in space in a way that his axis is parallel with the vector 𝐠= cos 𝐠𝐠𝐠𝐠+ 𝐵𝐠𝐠𝐠𝐠𝐠+ 𝐠/ 2 . The conductor wire is made of a winding with a diameter of 5mm and a conductivity of 𝐠= (1.G)(Ω>?)(𝐾?). The winding is in a magnetic field that changes with time: 𝐠𝐠= A.AA?B CD 𝑅 + 0.1𝐠𝐮In t = 1/2s. Calculate: a. The magnetic field through the winding b. The resistance of the winding c. The induced voltage d. The induced current e. The momentum potential of the force in the winding. f. 3. An LC circuit has an oscillation frequency of 1000HZ, an energy of and a maximum current of 10mA. Calculate: A. The maximum capacitor load, B. The power of magnetic energy in a quarter of the period.