M Mr. Dubey ๐ Coach โญ 103.11K Points ๐ General Science Q. Consider the following particles in relation to the matter: π-Meson (Pi-meson) Photon Which among the above are considered to be mass less and charge less? (A) Only 1 (B) Only 2 (C) Both 1 & 2 (D) Neither 1 nor 2 ๐๏ธ Show Answer ๐ฌ Discuss ๐ Share โกMenu โ Correct Answer: (B) Only 2