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An electric current in a wire will push or pull on a permanent magnet. which statement best explains how an electric current creates an electromagnetic force on another magnet?
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The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.
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Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?
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Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire
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A 100.0-kg bakery sign hangs from two thin cables as shown.
What is the tension in each cable?
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