1. Choose correct usage:
2. Synonym of “OBSTINATE”
3. Momentum = ?
4. If force doubles, acceleration:
5. Which is a physical change?
6. Number of valence electrons in Oxygen:
7. If α+β=5 and αβ=6, roots are:
8. Value of cos 60° + sin 30° = ?
9. Series: 4, 6, 9, 13, 18, ?
10. Coding: DOG → EPH, then CAT → ?