# 1. A proton is moving at an angle of 80° to a uniform magnetic field. What...       1. A proton is moving at an angle of 80° to a uniform magnetic field. What is the relationship between the direction of the force on the proton and the direction of the magnetic field? * (1 Point) parallel to the magnetic field at an angle of 10° to the magnetic field at an angle of 80° to the magnetic field at an angle of 180° to the magnetic field perpendicular to the magnetic field
2. An electron is moving north in a region where the magnetic field is south. The magnetic force exerted on the electron is: * (1 Point) north up south west Zero
4. A charged particle is injected into a uniform magnetic field such that its velocity vector is perpendicular to the magnetic field vector. Ignoring the particle's weight, the particle will: * (1 Point) follow a spiral path move in a straight line. move along a hyperbolic path. move along a parabolic path. follow a circular path
7. The force on a current-carrying wire in a magnetic field is equal to zero when: * (1 Point) the current is perpendicular to the field lines. the current is at a 60° angle with respect to the field lines. the current is at a 30° angle with respect to the field lines. the current is at a 45° angle with respect to the field lines. the current is parallel to the field lines.
8. A current carrying wire placed in a magnetic field perpendicular to the wire experiences a maximum force. (1 Point) False True 9. An electric current produces: (1 Point) an electromagnetic field. an electric field. a magnetic field. a gravitational field a universal field.
3. The maximum torque on a current carrying loop occurs when the angle between the loop's magnetic moment and the magnetic field vector is: * (1 Point) 180° 45 90° 60°
5. A charged particle traveling opposite to a magnetic field does not experience a magnetic force. * (1 Point) True False 6. Cutting a bar magnet near its north end results in a smaller mostly north pole magnet and a larger mostly south pole magnet.* (1 Point) False True   #### Earn Coin

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