Auniform rod ab is of length 180 cm and mass 2 kg. it balances horizontally on asingle support when carrying loads of 1 kg and 3 kg at distances 60 cm and 120 cmfrom a side. find the position of the support and the magnitude ofdownward thrust on it.

Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.