Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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If a ball is thrown into the air with a velocity of 52 ft/s, its height in feet t seconds later is given by y = 52t – 16t2.
(a) Find the average velocity for the time period beginning when t = 2 and lasting for each of the following.
(i)
0.5 seconds
70
X ft/s
(ii)
0.1 seconds
69.5
X ft/s
(iii)
0.05 seconds
68.5
ft/s
(iv)
0.01 seconds
70
X ft/s
(b) Estimate the instantaneous velocity when t = 2.
70
X ft/s
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Transcribed Image Text:If a ball is thrown into the air with a velocity of 52 ft/s, its height in feet t seconds later is given by y = 52t – 16t2. (a) Find the average velocity for the time period beginning when t = 2 and lasting for each of the following. (i) 0.5 seconds 70 X ft/s (ii) 0.1 seconds 69.5 X ft/s (iii) 0.05 seconds 68.5 ft/s (iv) 0.01 seconds 70 X ft/s (b) Estimate the instantaneous velocity when t = 2. 70 X ft/s
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