General Knowledge : General Science QUESTIONS AND ANSWERS :: part23 : 86 to 90
Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2014 examinations :
86.Sodium metal is kept under : |
| water |
| alcohol |
| petrol |
| kerosene |
87.Consider the following statements : 1. Atom bomb is based upon the principle of uncontrolled nuclear fusion 2. Hydrogen bomb is based upon the principle of uncontrolled nuclear fission 3. Nuclear ractor is based upon the principle of controlled nuclear fission Which of the statements given above is/are correct ? |
| 3 only |
| 1 and 2 |
| 2 and 3 |
| 1, 2 and 3 |
88.Which one among the following is the most unreactive gas ? |
| Hydrogen |
| Oxygen |
| Carbon dioxide |
| Nitrogen |
89.Which of the following is a non-ferrous metal ? |
| Aluminium |
| Iron |
| Nickel |
| Cobalt |
90.The rate of chemical reaction does not depend upon : |
| Concentration |
| Catalyst |
| Temperature |
| Pressure |
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