MCQ
A particle moving with uniform speed in a circular path maintains:
- AConstant acceleration
- BConstant velocity but varying acceleration
- ✓Varying velocity and varying acceleration
- DConstant velocity
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$(A)$ a high-pressure pulse starts traveling up the pipe, if the other end of the pipe is open.
$(B)$ a low-pressure pulse starts traveling up the pipe, if the other end of the pipe is open.
$(C)$ a low-pressure pulse starts traveling up the pipe, if the other end of the pipe is closed.
$(D)$ a high-pressure pulse starts traveling up the pipe, if the other end of the pipe is closed.




(Consider that the string is massless and unstretchable and the pulley is also massless and frictionless):