A boy on a bicycle drags a wagon full of newspaper at 0.800 m/s for 30.0 min using a force of 40.0 N. How much work has the boy done?

How does the space charge width change with forward and reverse bias? also, calculate the space charge width for a reverse bias of 4v on a silicon pn junction at t = 300k and doping concentrations of na = 5x1015cm-3 , nd = 5x 1016 cm-3 .

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.