Select all that apply.
a spectrograph astronomers to determine:
distance to sta...
Physics, 09.10.2019 05:30 heatherlemaster
Select all that apply.
a spectrograph astronomers to determine:
distance to stars
brightness of stars
composition of stars
surface temperatures
radio signals from space
Answers: 1
Physics, 22.06.2019 11:30
1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.
Answers: 1
Physics, 23.06.2019 02:30
If frequency goes up, what happens to wavelength? does it get shorter or longer?
Answers: 2
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