Time Left - 05:00 mins
Attempt now to get your rank among 434 students!
Question 1
Radioactivity was discovered by ________.
Question 2
Alpha particles are _______.
Question 3
A free neutron decay to a proton but a free proton does not decay to a neutron. This is because -
Question 4
Which process is responsible to generate solar energy in the sun?
Question 5
which of the following is/are the common features of nuclear reactor?
1) In a nuclear reactor fusion occurs in a controlled rate. Usually uranium-235 used as nuclear fuel.
2) Nuclear reactor moderator to slow down fast electrons. Generally graphaite or heavy water used.
3) To control flow of neutrons by absorbing them. Generally boron and cadmium rods used.
Codes:
- 434 attempts
- 1 upvote
- 7 comments
Aug 23CDS & Defence
