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Final Exam Review Questions Unit One: Vector Kinematics

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Unit Two: Dynamics

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Unit Three: Equilibrium

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Unit Four: Work, Energy, and Momentum

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Unit Five: Gravitational Force and Centripetal Force

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Unit Six: Electrostatics

What force is exerted on charge B due to charges A and C?

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An electron placed 2.0 m from a charged sphere experiences a repulsive force of 5.6 x 10 -14 N. a. What is the polarity of the charge on the sphere? b. What is the strength of the field 2.0 m from the charged sphere? c. What is the charge on the sphere?

An electric field has a strength 6000 N/C at a distance of 1.5 m. What is the strength of the field at a distance of 6.0 m?

Unit Seven: Electric Circuits

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Unit Eight: Electromagnetism

A hollow solenoid is 35 cm long and has 1200 loops. If the solenoid has a diameter of 4.5 cm and a current of 11.0 A, what is the magnetic field in the solenoid?

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Unit Nine: Atomic and Nuclear Physics Strontium-82 has a half-life of 25.0 days. If a sample originally contained 140 g of strontium-82, in how many days will the sample contain 7.5 g of the isotope?

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