Question
Rod of which of the following metal is used in nuclear
reactors to slow down the speed of the neutrons?Solution
Control rods are rods, plates, or tubes containing a neutron absorbing materialsuch as boron, hafnium, cadmium, etc., used to control the power of a nuclear reactor.Control rods are used in a reactor to maintain the multiplication factor of the neutrons so as to ensure a safe operation of the reactor.Â
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