OBLEM 3. The Lady-Godiva sphere is made of uranium that is 90% enriched in U-235. The density of this fuel is 18.75 g/cm3 . a) Calculate neutron reproduction factor for this uranium composition. b) Determine infinite neutron multiplication factor of the assembly. c) What is the diffusion length of fast neutrons in this fuel

Apiano tuner uses a tuner to create a tone of 5.00 x 10² hz. when a key on the piano is struck he hears 5 beats per second. what is a possible frequency of vibration for the piano string? 2500 hz 1300 hz 605 hz 495 hz

High schoolphysics 5+3 pts a neon light consists of a glass tube with metal wires at each end. when connected to a high-voltage source, the gas glows. if a fly lands on the glass tube, what will most likely happen? a) the fly will not feel a shock because the glass conducts any free electrons back into the gas. b) electrons will flow directly from the metal wires along the glass and shock the fly. c) the fly will not feel a shock because the glass insulates it from the electrons in the gas and the metal. d) electrons that are moving through the gas will be conducted through the glass and shock the fly.

In which of these cases are the two wave points considered to be in phase with each other?