Summary
Summary IEB MATRIC PHYSICAL SCIENCE NOTES
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notes on sections: photons and electrons, electromagnetism, diodes and transformers, electricity, electrostatics as well as momentum and impulse.
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Available practice questions
PHYSICS MATRIC DEFINITIONS
Flashcards
46 Flashcards
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Flashcards
46 Flashcards
Free
4 sales
Some examples from this set of practice questions
1.
EMF
Answer: total energy supplied per coulomb of charge by the cell
2.
Resistance
Answer: materials opposition to the flow of current
3.
Current
Answer: the rate of flow of charge
4.
Potential Difference
Answer: the work done per unit positive
5.
Ohms Law
Answer: current through a conductor is directly proportional to the potential difference across the conductor at constant temperature
6.
Photo Electric Effect
Answer: the process that occurs when light shines on a metal and electrons are ejected. it is significant because it establishes the quantum theory and it illustrates the particle nature of light
7.
Work function
Answer: the minimum amount of energy needed to emit an electron from the surface of a metal
8.
Threshold frequency
Answer: the minimum frequency of incident radiation at which electrons will be emitted from a particular metal
9.
Coulombs Law
Answer: states that the attractive or repulsive force between two point charges is directly proportional to the product of the charges and inversely proportional to the square of the distance between centres
10.
Electric Field
Answer: the space around an electrical charge, in which any other charge will experience a force which is electrical in nature
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