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5 questions
what is the base unit of planck's constant?
kg
gf
kg m2 s-1
wd
...............is the minimum energy needed to knock off surface electron of a metal
Which is your best topic in physics?
WAVES
MECHANICS
ENERGETICS
NONE
Draw the diagram of a labeled gold-leaf electroscope.
State 3 failures of classical theory to explain the photoelectric effect.
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