Physical Sciences
- Palladium (chemical element symbol)
- Partial discharge, an undesirable discharge phenomenon in high voltage dielectrics
- Photodiode
- Potential difference (voltage)
Read more about this topic: PD
Famous quotes containing the words physical and/or sciences:
“Oh, don’t be so fussy. Your body, after all, what is it? Just a physical covering, that’s all. Worth, chemically, 32 cents.”
—Sidney Buchman (1902–1975)
“Letting a hundred flowers blossom and a hundred schools of thought contend is the policy for promoting the progress of the arts and the sciences and a flourishing culture in our land.”
—Mao Zedong (1893–1976)