Teaching Railway Teacher PRT 2025 Mock Test Series General Science Physics Wave

ନିମ୍ନଲିଖିତ ମଧ୍ୟରୁ କେଉଁଟି ବିଦ୍ୟୁତ୍-ଚୁମ୍ବକୀୟ ତରଙ୍ଗ?

1
ଇନଫ୍ରାରେଡ୍ ରଶ୍ମି
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ଅଲଟ୍ରାସୋନିକ୍ ତରଙ୍ଗ
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ଶବ୍ଦ ତରଙ୍ଗ 
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ଅଲଟ୍ରାସୋନିକ୍ ତରଙ୍ଗ
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