Sample Material of Our Online Coaching Programme
(MCQ) General Science: Gist of Physics from NCERT Books
1. Consider the following statements:
- Isobars are atoms of the same element which have different mass numbers.
- Isotopes are atoms having the same mass number but different atomic numbers.
Which of the above statements is/are correct?
- Only 1
- Only 2
- Both 1 & 2
- Neither 1 nor 2