Paper 1 (English)
... A group of learners performs an investigation to compare the effect of two types of radiation on the emission of photoelectrons from zinc. They place a zinc plate on top of the disc of a negatively charged electroscope. Ultraviolet and red light are shone alternately onto the zinc plate as shown bel ...
... A group of learners performs an investigation to compare the effect of two types of radiation on the emission of photoelectrons from zinc. They place a zinc plate on top of the disc of a negatively charged electroscope. Ultraviolet and red light are shone alternately onto the zinc plate as shown bel ...
[2015 solutions]
... (b) Recall : Magnitude of the electric field due to a infinite sheet of uniform charge density is E = 2ϵσ0 with the direction perpendicular to the sheet and the field lines are directed towards or away from the sheet depending on the sign of the charge. Hence for two perpendicular sheets with charg ...
... (b) Recall : Magnitude of the electric field due to a infinite sheet of uniform charge density is E = 2ϵσ0 with the direction perpendicular to the sheet and the field lines are directed towards or away from the sheet depending on the sign of the charge. Hence for two perpendicular sheets with charg ...
File
... Nuclear reactions are those that involve the protons and neutrons in radioactive isotopes Isotopes with equal protons and neutrons are the most stable ...
... Nuclear reactions are those that involve the protons and neutrons in radioactive isotopes Isotopes with equal protons and neutrons are the most stable ...
Full Text:PDF
... A scale model of a F16 aircraft was made. A 1/64th plastic scale model was spray-painted with several coats of silver paint to make it conductive. The scale model was cut into a carbon loaded electric field detector screen so that the wings of the airplane were in the plane of the paper. This scale ...
... A scale model of a F16 aircraft was made. A 1/64th plastic scale model was spray-painted with several coats of silver paint to make it conductive. The scale model was cut into a carbon loaded electric field detector screen so that the wings of the airplane were in the plane of the paper. This scale ...
PREPARING FOR THE AP PHYSICS EXAM
... electricity and magnetism. Each exam is one-and-a-half hours long. A student may take either or both parts, and a separate grade is reported for each. In addition, the time for each part is divided equally between a 35-question multiple-choice section and a section with three free-response questions ...
... electricity and magnetism. Each exam is one-and-a-half hours long. A student may take either or both parts, and a separate grade is reported for each. In addition, the time for each part is divided equally between a 35-question multiple-choice section and a section with three free-response questions ...
Nonlinear Optimal Perturbations 1 Introduction Daniel Lecoanet
... fixed point xt is that ∂t x2 < 0 between 0 < x2 < 1 near 0 – ∂t x2 only becomes positive for 0 < x2 < 1 when |x1 | & 15.17. This implies that the ODE flows downwards near 0. Having multiple perturbations is thus not efficient, because the perturbations have to fight against the ODE flow. Thus, putti ...
... fixed point xt is that ∂t x2 < 0 between 0 < x2 < 1 near 0 – ∂t x2 only becomes positive for 0 < x2 < 1 when |x1 | & 15.17. This implies that the ODE flows downwards near 0. Having multiple perturbations is thus not efficient, because the perturbations have to fight against the ODE flow. Thus, putti ...
The theory of dipoles vortex Author: Prof. Vasile Tudor, The
... motion opposing meanings. On the other hand, implies that the elementary particles and corresponding antiparticles have the same weight in the dual Universe, which is a natural conclusion in the structuring of the existence. In essence, a dipole vortex is a physical model associated with the dialect ...
... motion opposing meanings. On the other hand, implies that the elementary particles and corresponding antiparticles have the same weight in the dual Universe, which is a natural conclusion in the structuring of the existence. In essence, a dipole vortex is a physical model associated with the dialect ...
Calculations of Strong Field Multiphoton Processes in Alkali Metal
... between the ground state and the first excited state in terms of the number of photons is a factor of 2 smaller in the alkali metals than it is in the rare gases. There is accordingly a very strong coupling between the two states in the presence of the intense field in the alkali metals which is abs ...
... between the ground state and the first excited state in terms of the number of photons is a factor of 2 smaller in the alkali metals than it is in the rare gases. There is accordingly a very strong coupling between the two states in the presence of the intense field in the alkali metals which is abs ...
Time in physics
Time in physics is defined by its measurement: time is what a clock reads. In classical, non-relativistic physics it is a scalar quantity and, like length, mass, and charge, is usually described as a fundamental quantity. Time can be combined mathematically with other physical quantities to derive other concepts such as motion, kinetic energy and time-dependent fields. Timekeeping is a complex of technological and scientific issues, and part of the foundation of recordkeeping.