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A body moves such that its acceleration is given by a = 2 + 12t where t is in seconds and ‘ a’ is in m/s2. If the body starts from rest and its velocity after 1 sec is 2 m/s, what is the distance traveled after 4 sec?

A body moves such that its acceleration is given by a = 2 + 12t where t is in seconds and ‘ a’ is in m/s2. If the body starts from rest and its velocity after 1 sec is 2 m/s, what is the distance traveled after 4 sec?

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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1. A body moves such that its acceleration is given by a = 2 + 12t where t is in seconds and ‘ a’ is in m/s2. If the body starts from rest and its velocity after 1 sec is 2 m/s, what is the distance traveled after 4 sec? 
a. 100 m c. 120 m 
b. 124 m d. 140 m


2. Find the radius of curvature of r = tan θ when θ = 3π/4 . 

a. 2.11 c. 2.24
b. 3.11 d. 4.11

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