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(ii) The equation E =pc is valid for
(a) all sub-atomic particles
(c) a photon but not for an electron
(b) an electron but not for a photon
(d) both an electron and a photon.
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Explanation:
Match the items in Column I with those in Column
II.
Column 1
Column II
(i) Air spaces
a. Hairs are lifted
(ii) Mammary glands b. Sebaceous glands
(iii) "Goose-flesh c. Rudi
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