Electronic flash units for cameras contain a capacitor for storing the energy used to produce the flash. In one such unit, the flash lasts for a time interval of 1.49×10−3 with an average light power output of 2.60×105 .

Question

Electronic flash units for cameras contain a capacitor for storing the energy used to produce the flash. In one such unit, the flash lasts for a time interval of 1.49×10−3  with an average light power output of 2.60×105 .

drwls · Answer

The time interval is illegible There are no units for light power. Is it watts? There also seems to be no question.