Q. A ball is thrown vertically upward. Ignoring the air resistance, which one of the following plot represents the velocity-time plot for the period ball remains in air?
A) [image:3_image98.emf]
B) [image:3_image99.emf]
C) [image:3_image100.emf]
D) [image:3_image101.emf]
Explanation
(a) During upward motion the velocity is decreasing while during downward motion the velocity is increasing in downward direction.
The graph plot is as shown.
[image:3_image195.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.