Rank these magnetic fields, from weakest to strongest
A) Venus, Mars, Mercury, Earth
B) Mars, Mercury, Venus, Earth
C) Earth, Venus, Mars, Mercury
D) The Moon, Mercury, Mars, Venus
E) Mars, Venus, Earth, Mercury
A
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If you were a parallel plate capacitor manufacturer, state three ways you might make larger valued capacitors
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The Bohr radius of the hydrogen atom is 0.529 × 10-10 m. What is the radius of the n = 2 state?
A) 0.265 × 10-10 m B) 4.23 × 10-10 m C) 1.06 × 10-10 m D) 2.12 × 10-10 m E) 0.529 × 10-10 m
A charged particle (q = ?8.0 mC), which moves in a region where the only force acting on the particle is an electric force, is released from rest at point A. At point B the kinetic energy of the particle is equal to 4.8 J. What is the electric potential difference VB ? VA?
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