Answers: 2
Physics, 21.06.2019 19:30, hcpscyruscm
To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?
Answers: 3
Physics, 21.06.2019 23:30, southerntouch103
A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?
Answers: 3
A bag contains 120 marbles. Some are red and the rest are black. There are 19 red marbles for every...
Physics, 18.02.2021 20:10
Health, 18.02.2021 20:10
Computers and Technology, 18.02.2021 20:10