X-rays will also be absorbed by lead.
Correct answer: C. 3
- A. 1
- B. 2
- C. 3
Explanation
A proton has 2 up and 1 down quark while neutron has 1 up and 2 down quarks.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Nuclear Physics
Atomic nuclei contain protons and neutrons, with nuclear size, mass defect and binding energy describing their stability. The work covers alpha, beta and gamma decay, decay equations, half-life and decay rate, along with radiation safety and medical applications such as imaging, radiotherapy and tracers.
Practise Nuclear Physics
1,254 free Nuclear Physics MCQs from Physics, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Physics questions like this
Physics is on 16 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Nuclear Physics questions
Which of the following will be absorbed by paper?
Which can damage eye?
The particles with high ionizing capacity will affect the eye tissues. Among the given, alpha particles and gamma rays are highly ionizing radiations, so they are harmful to eyes. However, exposure to neutrons and laser in high intensity can also cause damage to eyes. So, the answer is all of these.
Meson consists of:
Which of the following is not true about radioactivity?
How many neutrons are released during fusion of two deuterons?