This is rather silly...
Imagine you paid $10 for a $5 calculator. Then you paid twice the real amount.
Imagine you paid $100 for a $1 pencil. Then you paid 100 times the real amount.
So, if you paid $1 for a free bag, how many times the real amount did you pay?
:smile: :-p :eek:
Can someone please attempt this problem?
Question:
A tall cylinder with a cross-sectional area of 12.0 cm^2 is partially filled with mercury; the surface of the mercury is 5 cm above the bottom of the cylinder. Water is slowly poured in on top of the mercury and the two fluids don't mix...
We all know how the black holes form from stars. We also know that there is a region outside the black hole called "event horizon". Beyond such a region, our laws of physics become invalid. (Right?)
We also believe that the universe began with a huge explosion known as the Big Bang.
Now...
Hi everyone.
Can someone do this tricky problem?
I have to find an expression that relates the plate separation x to the potential difference between two parallel-plate capacitor. The charge on the top and bottom plates are +Q and -Q respectively. (Area = A, Voltage = V) The only hint I am...