Question

1A) If a 32cm wide tube carrying water at 12 m/s is reduced to a 1cm wide tube, what is the final velocity of the water? What if the 32cm wide tube carrying water at 12 m/s is reduced to a 16cm wide tube, what is the final velocity of the water be?

1B) If a hydraulic system needs to raise the large end(r= 1.2 m) by 1m and apply 12000N of Force what distance will the other end need to be depressed if it’s radius is .01m?

1C) If a hydraulic system needs to raise the large end (r= 8 m) by 1m and apply 120N of Force what distance will the other end need to be depressed if it’s radius is .1m?

1D) Using the specific heat of steel find the amount of heat required to warm a 10kg sample of steel from 37˚C to 77˚C.

1E) If I have a 300kg sample of gold, how many gold atoms are contained in the sample?

Answer 1

for b and c incompletequestion.