Physics, 30.11.2021 20:00 zhellyyyyy
Thirty Joules of energy are transferred out of a system. The energy is lost through heat, mechanical, and electrical energy. If mechanical energy took up 10 J and electrical energy took up 5 J, how many Joules were lost through heat energy?
OPTIONS
5 J
15 J
30 J
45 J
Answers: 2
Physics, 23.06.2019 05:30
20) what is a magnetic field? 21) in which direction do magnetic field lines always point? 22) sketch a diagram showing how a plotting compass points around a 23) name two magnetic poles that will: a) attract each other b) repel each other. 24) explain why you can use a compass to navigate. 25) what's an electromagnet? 26) list two ways to increase the strength of an electromagnet. 27) the wire in a simple motor feels a force when a current flows through it. why is this? i need answers to check mine
Answers: 1
Thirty Joules of energy are transferred out of a system. The energy is lost through heat, mechanical...
Computers and Technology, 23.01.2020 20:31
Computers and Technology, 23.01.2020 20:31
Computers and Technology, 23.01.2020 20:31