What is the function of the slip rings in an electric generator?
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keeping current flowing in one direction
stopping current from leaving the generator
producing a path for current to flow
preventing the armature from spinning

Why is metal often used for cooking pan?

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

It's a snowy day and you're pulling a friend along a level road on a sled. you've both been taking physics, so she asks what you think the coefficient of friction between the sled and the snow is. you've been walking at a steady 1.5m/s, and the rope pulls up on the sled at a 32 ∘ angle. you estimate that the mass of the sled, with your friend on it, is 65 kg and that you're pulling with a force of 80 n .