Motion and reflection

Name

1. For normal incidence angle of reflection is..

• 90°
• 0°
• 180°
• None

Q2. Which of the following reflects light?

• Mirror
• Trees
• Cloths
• All of above

Q3. Example of rotation motion is:

• Earth
• Fan
• Top
• All of above

Q4. A boy travels 20 m in 10 s and then 40 m in 20s. Is he traveling with uniform speed?

• Yes
• No
• May be
• None

Q5. Mass of a boy is 40 kg. His weight will be ..

• 40 kgf
• 400 N
• Both above
• None of above