Q. An object is dropped from rest. Its $v$-$t$ graph is
A) [image:3_image1.emf]
B) [image:3_image2.emf]
C) [image:3_image3.emf]
D) [image:3_image4.emf]
Explanation
(a) Using
$V = u + at$
$V = gt$ …(i)
Comparing with $y = mx + c$
Equation (i) represents a straight line passing through origin inclined $x$-axis (slope -$g$)
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.