Which of the following is a physical quantity that has amagnitude but no

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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PLEASE ANSWER NUMBER 19 AND 20.MECH 221-KINEMATICS: PLEASE GIVE DETAILED ANSWER AND CORRECT ANSWERS. I WILL REPORT TO BARTLEBY THOSE TUTORS WHO WILL GIVE INCORRECT ANSWERS.
A particle moves along the x axis with its acceleration given by a(t) = t² - 2t
for 0 <t< 6. At time t = 0, the velocity is 10. What is the maximum velocity
of this particle on the specified interval? *
O 40 m/s
O 46 m/s
O 10 m/s
O 26 m/s
Which of the following is a physical quantity that has a magnitude but no
direction?
O veotor
O frame Ofteference
O scalat
resultant
Transcribed Image Text:A particle moves along the x axis with its acceleration given by a(t) = t² - 2t for 0 <t< 6. At time t = 0, the velocity is 10. What is the maximum velocity of this particle on the specified interval? * O 40 m/s O 46 m/s O 10 m/s O 26 m/s Which of the following is a physical quantity that has a magnitude but no direction? O veotor O frame Ofteference O scalat resultant
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