1. Choose the correct sentence:
2. Synonym of “OBSCURE”
3. A body starts from rest and accelerates uniformly at 2 m/s². Distance covered in 5 s = ?
4. If momentum is doubled and mass remains constant, velocity becomes:
5. Which of the following is NOT a chemical change?
6. Atomic number represents:
7. If (x + 1/x) = 5, then value of (x² + 1/x²) = ?
8. If a² + b² = 25 and ab = 12, find (a + b)
9. Series: 2, 5, 11, 23, 47, ?
10. Coding: LIGHT → MJHIU, then SOUND → ?