Plutonium is produced________________? - PakMcqs

Related Mcqs:

1. Plutonium-239 is produced__________________?

   A. as basic raw material B. by neutron irradiation of IT* C. by neutron irradiation of thorium D. artificially E. in high capacity furnaces...

2. Fast breeder reactor uses___________________?

   A. boiler B. direct cycle of coolant system C. double circuit system of coolant cycle D. multi pass system E. single circuit system...

3. The nuclear energy is measured as__________________?

   A. MeV B. curie C. farads D. MW E. kWhr...

4. The breeding gain in case of thermal breeder reactor as compared to fast breeder reactor is________________?

   A. same B. lower C. higher D. unity E. higher/lower depending on the size of reactor...

5. In nuclear fission each neutron that causes fission releases_______________?

   A. no new neutron B. at least one new neutron C. one new neutron D. more than one new neutrons E. many-fold neutrons...

6. U235 will undergo fission by__________________?

   A. high energy (fast) neutrons alone B. low energy (slow) neutrons alone C. either fast or slow neutrons D. medium energy neutrons E. none of the above...

7. Natural uranium is made up of__________________?

   A. 99.282% U238, 0.712% U235, 0.006% U234 B. 99.282% U235, 0.712% U238, 0.06%’ U234 C. 99.282% U234, 0.712% U238, 0.006% U235 D. 99.282% U235, 0.712% U234, 0.006% U238 E. none of the above...

8. In triggering fission, which type of neutrons are more effective_________________?

   A. fast B. slow C. in bulk D. static E. activated...

9. The following present serious difficulty in designing reactor shield_________________?

   A. alpha particles B. beta particles C. thermal neutrons D. fast neutrons and gamma rays E. none of the above...

10. The most practical fuel for a thermo-nuclear reactor, both from econocical and nuclear consideration is____________________?

    A. plutonium B. uranium C. deuterium D. thorium E. lithium...