Physics, 20.12.2020 21:30 meababy2009ow9ewa
Which event causes the formation of the electric current produced by the
photoelectric effect?
A. Electrons flow in waves from one atom to another when light
strikes them.
B. The waves of light cause electrons to flow in different directions
within an atom.
C. Electrons are knocked off the surface that the light strikes by
"particles of light
D. Electrons are particles, so they flow through the air from a light
bulb to a metal surface.
Answers: 2
Physics, 22.06.2019 13:30
The period of a pendulum varies directly as the square root of the length of the pendulum and inversely as the square root of the acceleration due to gravity. find the period when the length is 144 cm and the acceleration due to gravity is 980 cm per second squared, if the period is 7pi seconds when the length is 289 cm and the acceleration due to gravity is 980 cm per second squared.
Answers: 2
Physics, 22.06.2019 16:30
Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?
Answers: 3
Physics, 22.06.2019 18:30
Two trains leave a station at the same time, train a travels at a constant speed of 16 m/s. train b starts at 8.0 m/s but accelerates constantly at 1.0 m/s squared. after 10.0 seconds, which train has the greater speed?
Answers: 1
Which event causes the formation of the electric current produced by the
photoelectric effect?
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