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aqa a level physics paper 1 What is meant by work function (2) - ANS Minimum energy required by an electron to escape from (1) a metal surface (1) What is meant by ionisation energy? (2) - ANS Minimum energy required to remove an electron from an atom (1) from the ground state (1) Why do emitted electrons have a kinetic energy that varies up to a maximum value? (4) - ANS Energy of a photon is fixed/constant (1) Energy is required for electrons to overcome work function ø (1) Elec...

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5 páginas

Escrito en 2022/2023

Grado A+

Studyclock

AQA A level Physics Paper 1 Current - ANS Rate of flow of charge Coulomb - ANS The amount of charge passing a point when a current of 1A flows for 1s Potential difference - ANS The work done per unit charge in moving a small point positive charge between two points Threshold Voltage for a Diode - ANS The voltage at which a current will begin to flow at, assumed to be +0.6V if not stated Reverse Bias - ANS When very little currency can flow in the reverse direction of a dio...

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10 páginas

Escrito en 2022/2023

Grado A+

Studyclock

What is meant by work function (2) Correct Answer Minimum energy required by an electron to escape from (1) a metal surface (1) What is meant by ionisation energy? (2) Correct Answer Minimum energy required to remove an electron from an atom (1) from the ground state (1) Why do emitted electrons have a kinetic energy that varies up to a maximum value? (4) Correct Answer Energy of a photon is fixed/constant (1) Energy is required for electrons to overcome work function ø (1) Electrons de...

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5 páginas

Escrito en 2022/2023

Grado A+

ExamsGuru

Current - Rate of flow of charge Coulomb - The amount of charge passing a point when a current of 1A flows for 1s Potential difference - The work done per unit charge in moving a small point positive charge between two points Threshold Voltage for a Diode - The voltage at which a current will begin to flow at, assumed to be +0.6V if not stated Reverse Bias - When very little currency can flow in the reverse direction of a diode Variable Resistor - Can be used to change the current...

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8 páginas

Escrito en 2022/2023

Grado A+

LearnSphere

What is meant by work function (2) - Minimum energy required by an electron to escape from (1) a metal surface (1) What is meant by ionisation energy? (2) - Minimum energy required to remove an electron from an atom (1) from the ground state (1) Why do emitted electrons have a kinetic energy that varies up to a maximum value? (4) - Energy of a photon is fixed/constant (1) Energy is required for electrons to overcome work function ø (1) Electrons deeper into/below the surface of the meta...

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5 páginas

Escrito en 2022/2023

Grado A+

LearnSphere

What is meant by work function (2) - Minimum energy required by an electron to escape from (1) a metal surface (1) What is meant by ionisation energy? (2) - Minimum energy required to remove an electron from an atom (1) from the ground state (1) Why do emitted electrons have a kinetic energy that varies up to a maximum value? (4) - Energy of a photon is fixed/constant (1) Energy is required for electrons to overcome work function ø (1) Electrons deeper into/below the surface of the meta...

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5 páginas

Escrito en 2022/2023

Grado A+

LearnSphere

A-level PHYSICS Paper 1

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51 páginas

Escrito en 2021/2022

Grado A+

Madefamiliar

Aqa A Level Physics Paper 1

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53 páginas

Escrito en 2021/2022

Grado A+

newacademicssolutions

Aqa A Level Physics Paper 1 Qp 2020/Aqa A Level Physics Marking Scheme Paper 1 2020

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2 artículos

EvaTee

Aqa A Level Physics Paper 1 Qp 2020

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16 páginas

Escrito en 2021/2022

Grado A+

EvaTee