A train travels in a straight line at a constant speed of 60 km/h for a particular distance d and then travels another distance equal to 2d in the same direction at a constant speed of 80 km/hr in the same direction as it was in the it was previously going a) What is the average speed of the train during the whole journey
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Magnetism is one aspect of the combined electromagnetic force. It refers to physical phenomena arising from the force caused by magnets, objects that produce fields that attract or repel other objects. ... The motion of electrically charged particles gives rise to magnetism.
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