1.5 An iron is supplied with a current of 3 A from the mains. The resistance of the iron is 100 12. Calculate the power of the iron. [2 marks] Power =
W*
Your answer

The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the earth. what is the force exerted by the moon on the same object? what is the force the earth exerts on it?