A toaster using a Nichrome^TM heating element operates on 120 V. When it is switched on at 20.0 degrees C, the heating element carries an initial current of 1.35 A. A few seconds later, the current reaches the steady value of 1.22 A.
a)What is the final temperature of the element?
*The average value of the temperature coefficient of resistivity for NichromeTMover the temperature range from20.0 degrees Cto the final temperature of the element is4.50
Answers: 1
Another question on Physics
Physics, 22.06.2019 13:40
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
Physics, 22.06.2019 23:50
The star nearest to our sun is proxima centauri, at a distance of 4.3 light-years from the sun. how far away, in km, is proxima centauri from the sun?
Answers: 3
Physics, 23.06.2019 01:30
Mackinzie walks 4 blocks west, then 2 blocks south, then 4 blocks east, and,finally, 1 block south. what is the magnitude of her total displacement duringthis walk (in blocks)?
Answers: 2
You know the right answer?
A toaster using a Nichrome^TM heating element operates on 120 V. When it is switched on at 20.0 degr...
Questions
History, 31.10.2019 18:31
World Languages, 31.10.2019 18:31
History, 31.10.2019 18:31
Physics, 31.10.2019 18:31
Arts, 31.10.2019 18:31
Mathematics, 31.10.2019 18:31
History, 31.10.2019 18:31
Geography, 31.10.2019 18:31
Mathematics, 31.10.2019 18:31
Computers and Technology, 31.10.2019 18:31
Mathematics, 31.10.2019 18:31
