Question
The motion of a particle is described by the equation x = a + bt² where a = 15 cm and b = 3 cm. Its instantaneous velocity at time 3 sec will be
Options :
36 cm/sec
18 cm/sec
16 cm/sec
32 cm/sec
Answer :
18 cm/sec
Access expert-curated educational resources and study materials—completely free.
Create, conduct, and manage professional online assessments with Crey. Perfect for teachers and institutes.
Copyright © 2026 Crey. All Rights Reserved.
