Q.17 Geiger Muller counter Is commonly used for the exploration of (A) Bauxite deposit (B) Pb-Zn deposit (C) Uranium deposit (D) Iron ore deposit
Q18 Decay of which one of the following isotopes can be used for dating Archean rocks?
17) Geiger Muller Counter(GMC) is based on the radioactive elements or the minerals exploration.
Clearly out of the given option, Uranium is radioactive, so GMC will be suitable fo...