It won't hurt anything, but it could be not safe as the possibility of the pan/pot spilling over.
The other factor is the transfer of heat will give you a hot area unless your pan/pot is clad with a Copper or Aluminum core to smooth out the hot spot.
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You will also need to think about the volume you are heating here. Boiling a large pot of water will take longer and it may not be able to sustain (recover) the boil. Review the BTU's of the heat plate.
It won't hurt anything, but it could be not safe as the possibility of the pan/pot spilling over.
The other factor is the transfer of heat will give you a hot area unless your pan/pot is clad with a Copper or Aluminum core to smooth out the hot spot.