7th Class
Science
Related to Competitive Exam
Question Bank
Work and energy
question_answer
DIRECTIONS: Read the passage given below and answer the questions that follow. Passage Rishabh, a professional skateboarder, is taking part in a skateboarding competition. Rishabh waits at the top of the ramp before skateboarding down it. Different points on the ramp are marked A, B, C and D. At which point on the ramp will Rishabh nor has any kinetic energy?
A)A
B)B
C)C
D)D
Correct Answer:
A
Solution :
At point A, Rishabh is at rest. So, kinetic energy at point A is zero.