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নিন্মের কোন রশ্মি গুলো EM তরঙ্গ?
X - Ray and Alpha Ray
Alpha Ray and Beta Ray
X- Ray and gamma ray
X- Ray and Beta Ray
ANSWER : 3
Descrption
<p style="margin-left:0px;"><strong>X-Ray and gamma ray.</strong></p><p style="margin-left:0px;">X-rays and gamma rays are both electromagnetic (EM) waves. EM waves are a type of radiation that travels through space at the speed of light. They are made up of oscillating electric and magnetic fields.</p><p style="margin-left:0px;">Alpha and beta rays are not EM waves. Alpha rays are made up of streams of helium nuclei, and beta rays are made up of streams of electrons.</p>
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