A HeNe laser is made up of a cylindrical beam of light with a diameter of 0.790 cm. The energy is pulsed, lasting for 2.70 ns, and each burst contains an energy of 3.00 J.

1)

What is the length of each pulse of laser light? (Express your answer to three significant figures.)

mm

2)

What is the average energy per unit volume for each pulse? (Express your answer to three significant figures.)

kJ/m3