Given: the voltage ratings of branch circuits that supply luminaires or receptacles for cord-and-plug-connected loads of up to 1400 volt-amperes or of less than 1/4 horsepower shall be limited to a maximum rating of 120 volts, nominal, between conductors. what is the maximum current calculated by this limitation

Which of the following represents an upside-down image?

In which situation has the independent variable for the experiment been changed? check all that apply. changed from counting the number of duckweed at day 0 and day 14 to counting them every day changed from testing duckweed growth in beakers to testing duckweed growth in large outdoor tanks changed from testing the effect of ph on duckweed growth to testing the effect of light levels on duckweed growth changed from testing the effect of acid ph on duckweed growth to testing the effect of basic ph on duckweed growth

Identify the theory that can be used to explain each phenomenon. answers diffraction: wave theory interference: wave theory reflection: both particle and wave theories refraction: both particle and wave theories