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Question 1:

Radioactivity was discovered by-

Question 2:

The LED is a P-N junction diode that produces light as it passes via an electric current in the forward path. What does abbreviation LED stand for?

Question 3:

Basic scientific principle behind a nuclear reactor is

Question 4:

Integrated Circuits (ICs) used in computers are made with which of the following

Question 5:

Nuclear fission is the subdivision of a heavy atomic nucleus. Which statement is not associated with nuclear fission?

Question 6:

Who discovered X-Ray?

Question 7:

In the nuclear reactor, heavy water D2O is used in the form of?

Question 8:

What is the Atomic Number of the element Einsteinium?

Question 9:

Which of the following radio isotopes is used in the treatment of blood cancer (leukemia)?

Question 10:

Which one of the following is used as a moderator in nuclear reactors ?