DP Physics (first assessment 2025)

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Question EXE.1A.SL.TZ0.21

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Date Example questions Example questions Marks available [Maximum mark: 1] Reference code EXE.1A.SL.TZ0.21
Level SL Paper 1A Time zone TZ0
Command term Question number 21 Adapted from N/A
21.
[Maximum mark: 1]
EXE.1A.SL.TZ0.21

When removed from a nuclear reactor, used nuclear fuel rods are often stored for several years in a tank of liquid.

Three possible reasons for this are

I.   to shield workers from radiation emitted from the fuel rods
II.  to dissolve the unused fuel from the rods
III. to cool the rods

Which statements are correct?


A.  I and II only

B.  I and III only

C.  II and III only

D.  I II and III

[1]

Markscheme

B

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