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Physics

Chapter 4 - Alternating Current AC Circuits

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Chapter 5 - Dual Nature of Wave and Particle

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Chapter 6 - Atomic Spectra and X-Rays

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Chapter 7 - Lasers and Principles

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Chapter 8 - Modern Electronics and Semiconductors

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Quiz

Lesson 2: Magnetic Force on Currents, Torque and Magnetic Dipole Moment — Picture questions (exam style)

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1.
A proton enters a uniform 0.05 T field at right angles with speed 1.00×106 m s−1 as shown. Find the radius of its path.
A proton enters a uniform 0.05 T field at right angles with speed 1.00×10⁶ m s⁻¹ as shown. Find the radius of its path.
0.209 m
0.418 m
4.79 m
2.09×105 m