Author Question: The following three appliances are connected to a 120-V house circuit: i) toaster, 1200 W, ii) ... (Read 74 times)

savannahhooper · **on:** Jul 28, 2018

The following three appliances are connected to a 120-V house circuit: i) toaster, 1200 W, ii) coffee pot, 750 W, and iii) microwave, 1000 W. If all were operated at the same time, what total current would they draw?
a. 5.0 A
c. 23 A
b. 25 A
d. 6.0 A

Question 2

A container is filled with water, and the pressure at the bottom of the container is P. Then the container is emptied halfway and topped off with oil of density 0.80 103 kg/m3, which floats on top of the water. What is the pressure at the bottom of the container now?
a. a pressure < P
b. the same pressure P
c. a pressure > P
d. This is unable to be determined with the information given.