A coil of wire with a current flowing thru it becomes a magnet
Answer:
When there are two or more electrical devices in a circuit with an energy source, there are a couple of basic ways by which we connect them. They can either be connected in series or parallel
Answer:
F= 25/2 = 12.5N
Explanation:
When you use a compound pulley the force required depends on the mechanical advantage of the compound pulley. This is known as rate of loss of distance or the ratio of the force to the load.
M.A = Effort distance /Load distance. OR M.A = Load/Effort
Answer:
Conservation principles tell us that some<u> quantity, quality, or aspect remains constant through change. </u>
Explanation:
Answer:
Explanation:
Let solve the differential equation by separating corresponding variables:
The solution of this equation is:
The explicit form of the temperature as a function of time is:
The value of the integration constant is:
The complete expression is:
