A block is hung by a string from the inside roof of a van
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A block is hung by a string from the inside roof of a van. When the van goes straight ahead at a speed of 28 m/s, the block hangs vertically down. But when the van maintains this same speed around an unbanked curve (radius =150m), the block swings toward the outside of the curve. Then the string makes an angle with the vertical.What is the angle?
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We see that 2 forces acting on the ...
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