1 . 12ms-1

• A. $6\sqrt{3.6}$
• B. $6.6\sqrt{2}$
• C. $24.24\sqrt{3}$
• D. $24\sqrt{2.24}$

Answer: Option A

Explanation:

2 . 2ms-1

• A. 0.5 kg
• B. 1 kg
• C. 1.5 kg
• D. 2 kg

Answer: Option A

Explanation:

3 . 1.2ms-1

• A. 4
• B. 5
• C. 6
• D. 10

Answer: Option D

Explanation:

4 . 2ms-1

• A. $\frac{2}{n}$
• B. $\frac{n}{2}$
• C. $\frac{\sqrt{2}}{n}$
• D. $2$

Answer: Option D

Explanation:

5 . 2ms-1

• A. 0.5 kg
• B. 1 kg
• C. 1.5 kg
• D. 2 kg

Answer: Option A

Explanation: