Answer the following questions. 1. Which of the following minerals is used in the nuclear reactors? a) zircon b) manganese ore c) mica d) bauxite 2. Among the following, which is the purest form...

Answer the following questions. 1. Which of the following is a device for storing electric charge? a) capacitor b) counter c) compass d) cyclotron 2. Which of the following is a device for the...