Technician a says to use the appropriate seal driver to install the new seal, technician b says most anxel nuts used on tappered roller bearing spindles are torqued to over 300 foot pounds.
who is correct?

An electric kettle is made out of stainless steel, weighs two pounds (when empty) and is equipped with a heating element that consumes 2 kw of electricity. assuming that the water and the kettle are at the same uniform temperature at any moment of time, calculate the shortest possible time to bring 2 quarts of water from room temperature to the onset of boiling