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Discovery Of Electron > Name Of Experiment > Flashcards

Name Of Experiment Flashcards

1
Q

Features

A

Crooke tube
Vaccum - to create low pressure
ZnS covering behind anode
10,000 V
Cathode rays - invisible

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2
Q

Properties of cathode rays

A

Straight line
Produce heating effect
When strikes a metal of high BP and mp…. produce X rays
Made of particles
Electric field - divert towards anode side

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3
Q

Origin of Cathode Rays

A

Material of cathode
Ionisation of gases

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4
Q

Why pressure isn’t zero

A

To ionise the gas and produce cathode rays

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5
Q

Why high voltage is used

A

To ionise the gas

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Discovery Of Electron (9 decks)

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