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  9. Q8

PPSC PCS 2015 · Question 8 of 100

X-rays do not show the phenomenon of

Science & Tech

  1. ADiffraction
  2. BPolarisation
  3. CDeflection by electric fieldCorrect
  4. DInterference

Answer: C. Deflection by electric field

Explanation

X-rays are uncharged electromagnetic waves, so unlike charged particles they are not deflected by electric (or magnetic) fields.

Source: https://cdn.mindspritesolutions.com/examrace/SPSC/Punjab-PSC/Punjab-PSC-Past-Papers/Punjab-Civil-Service-2015-Official-Paper-1-Part-1.pdf

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