Power: The power rating of a 400-? resistor is 0.800 W.(a) What is the maximum safe voltage across this resistor?(b) What is the maximum current the resistor can safely draw?
What will be an ideal response?
(a) 17.9 V (b) 44.7 mA
You might also like to view...
Which two factors are most important to the existence of plate tectonics on Earth?
A) mantle convection and a thin lithosphere B) oxygen in the atmosphere and mantle convection C) the existence of life and oxygen in the atmosphere D) Earth's liquid outer core and solid inner core
The reason the north pole of a bar magnet free to rotate points north is because
A. the south geographic pole of the earth is the Earth's magnetic north pole. B. the south geographic pole of the earth is the Earth's magnetic south pole. C. there is a net accumulation of negative magnetic charge at the Earth's south geographic pole. D. there is a net accumulation of positive magnetic charge at the Earth's north geographic pole. E. the north geographic pole of the Earth is the earth's magnetic north pole.
To see his full height, Blinky Bill who is 1.0 meter tall needs a mirror that is at least
A) 0.33 m tall. B) 0.50 m tall. C) 0.75 m tall. D) 1 m tall. E) depends on distance from the mirror.
Standing Sound Waves: An organ pipe closed at one end and open at the other end has two successive harmonics with frequencies of 2170 Hz and 2790 Hz. What is the fundamental frequency of the pipe?
Fill in the blank(s) with the appropriate word(s).