How can we show the magnetic force of a magnet illustrate with an example

Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.

Positrons are spontaneously emitted from the nuclei of

A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)