Answer:
Iron, nickel, cobalt and some of the rare earths (gadolinium, dysprosium) exhibit a unique magnetic behavior which is called ferromagnetism because iron (ferrum in Latin) is the most common and most dramatic example.
Answer:
D = 0.3387 m
S= 0.171 m
Explanation:
See attachment for detailed answer.
The silver substance is most likely a metal. Your answer is A.
Part a)
As we know that
here we know that
P1 = 20 bar
V1 = 0.5 m^3
V2 = 2.75 m^3
from above equation
so final state pressure will be 2 bar
Part b)
now in order to find the work done
Oh why restrict ourselves to small ambitions ? ! ?
Let's drop a SPECK OF DUST and a BATTLESHIP at the same time in a vacuum.
They will stay together all the way down, and hit bottom at the same time.