A catarmaran boat is made of a pair of hulls taht are idealized as parallelpiped bodies. The boat is to carry a heavy slab of material with weight W. Determine the min hull dimensions so that the draft doesn't exceed the mas.

Which of the following represents an upside-down image?

Suppose astronomers built a 140-meter telescope. how much greater would its light-collecting area be than that of the 10-meter keck telescope? express your answer using two sign

Imagine that the rightward current flows in the rod for a short time. as a result, what will the net charge on the right and left ends of the rod become? left end negative and right end positive left end negative and right end negative left end negative and right end nearly neutral left end nearly neutral and right end positive both ends nearly neutral