haruspex's latest activity
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haruspex replied to the thread Vertical Circular motion- A confusing question.Using this fact given to you is one thing, but you need to understand why it is true. If you do not, draw a free body diagram for the... -
haruspex replied to the thread Vertical Circular motion- A confusing question.If you still are stuck on that after all the above replies, consider the bob as it approaches the top of the circle. It would be moving...
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haruspex replied to the thread Help on reflection of a wave from fixed end without transmission.That’s not what it says in post #1. It says that is the formula that he had been taught to use, but the answer provided to the question...
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haruspex replied to the thread Help on reflection of a wave from fixed end without transmission.I assume the fixed end is at x=0. That means that the sum of the waves should be always zero there. Official answer : 2 sin(4x-8t) -2...
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haruspex replied to the thread Vertical Circular motion- A confusing question.It's a string, not a rigid rod. @palaphys, will it go higher than the top of the string? What forces will act on it then?