Which of the following explains why international travelers need to use special adapters when plugging a device designed to operate in the u. s. into a wall outlet in europe (i. e., vrms in the u. s. is 120 v, while vrms in europe is 240 v)?
a. the increased voltage causes the device's resistance to increase, and the device won't work.
b. the increased voltage causes the device's resistance to decrease, and the device will overheat.
c. the increased voltage causes an increase in power usage, and the device will overheat.
d. the increased voltage causes a decrease in power usage, and the device won't work.
Answers: 3
Physics, 22.06.2019 15:10, maudiejane
An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?
Answers: 2
Which of the following explains why international travelers need to use special adapters when pluggi...
History, 28.08.2019 14:20
English, 28.08.2019 14:20
Biology, 28.08.2019 14:20
Mathematics, 28.08.2019 14:20
English, 28.08.2019 14:20