Question: 2. Construct the magnetic field lines with proper directional arrows for the diagrams below? 3] NAME SPH4U GAAS 3. A straight horizontal wire 2.0 m

 2. Construct the magnetic field lines with proper directional arrows forthe diagrams below? 3] NAME SPH4U GAAS 3. A straight horizontal wire
2.0 m long has a current of 2.5 A toward the east.The local magnetic field of Earth is 5.0x 10 T [N, horizontal].

2. Construct the magnetic field lines with proper directional arrows for the diagrams below? 3] NAME SPH4U GAAS 3. A straight horizontal wire 2.0 m long has a current of 2.5 A toward the east. The local magnetic field of Earth is 5.0x 10 T [N, horizontal]. Calculate the magnitude and direction of the force on the conductor. [3] PART lll: Evaluate the following problems? TIPS: 6 1. Two identical metal spheres, each with positive charge q, are separated by a centre-to-centre distance r. What effect will each of the following changes have on the magnitude of the electric force FE exerted on each sphere by the other? (Each part carry 1.5 marks) [6] (a) The distance between the two spheres is tripled. (b) The distance between the two spheres is halved. (c) Both charges are doubled. (d) One sphere is touched by an identical neutral sphere

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