Physics > A-Level Question Paper > Electricity, Magnetism, and Electromagnetism (All)
Electricity, Magnetism, and Electromagnetism
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MULTIPLE CHOICE 1. The smallest unit of electrical charge is the _____. a. electron b. proton c. neutron d. neutrino ANS: A The smallest unit of electrical charge is the electron. DIF: Easy RE ... F: page 61 OBJ: Define the electron. 2. Electrification occurs through the movement of _____. a. protons only b. protons and electrons c. electrons only d. electrons and neutrons ANS: C Electrification occurs only through the movement of electrons. DIF: Moderate REF: page 62 OBJ: Define electrification. 3. Like charges _____ and unlike charges _____. a. repel, repel b. attract, attract c. attract, repel d. repel, attract ANS: D Like charges repel and unlike charges attract. DIF: Moderate REF: page 64 OBJ: List the laws of electrostatics. 4. Electrostatic force is _____ proportional to the distance between charges, and _____ proportional to the product of the charges. a. directly, inversely b. inversely, directly c. inversely, inversely d. directly, directly ANS: B Electrostatic force is inversely proportional to the distance between charges, and directly proportional to the product of the charges. [Show More]
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