Physics Flashcards by Jamie Whiting | Brainscape

Q

What is alpha radiation

A

Helium nucleus

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Q

What is beta radiation

A

An fast moving electron

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Q

What is Gamma radiation

A

Gamma EM wave

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Q

Weighting factor of alpha

A

20

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Q

Weighting factor of beta

A

1

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Q

Weighting factor of Gamma

A

1

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Q

v=…

A

fλ

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Q

f=…

A

N/t

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Q

D=…

A

E/m

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Q

H=…

A

DWr

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Q

H=DWr what is H

A

Equivalent dose (Sv)

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Q

T=…

A

1/f

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Q

t=…

A

d/v

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Q

What absorbs Alpha radiation

A

A sheet of paper

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Q

What absorbs Beta radiation

A

5cm of Aluminium

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Q

What absorbs Gamma radiation

A

Several cm of Lead

Q

γ

A

Gamma

Q

β

A

Beta

Q

α

A

Alpha

Q

a=

A

F/m

Q

The faster the wave what happens to the wavelength.

A

Increases

Q

Hight

A

Velocity time graph