The tank of water in Fig P2 147 accelerates uniformly by rolling without friction down the 30 deg inclined plane What is the angle theta of the free surface Can you explain this interesting result 30

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The tank of water in Fig P2.147 accelerates uniformly by rolling without friction down the 30° inclined plane. What is the angle θ of the

The tank of water in Fig P2.147 accelerates uniformly by rolling without friction down the 30° inclined plane. What is the angle θ of the free surface? Can you explain this interesting result?

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