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1) An object is tossed vertically into the air with an initial velocity of 8 m/s. Using the sign convention up as positive, how does the vertical component of the acceleration ay of the object (after leaving the hand) vary during the flight of object?

a) On the way up ay> 0, on the way down ay>0

b) On the way up ay> 0, on the way down ay<0

c) On the way up ay< 0, on the way down ay>0

d) On the way up ay< 0, on the way down ay<0

Radhika Batra , 11 Years ago
Grade 11
anser 4 Answers
Aditya Singh

Last Activity: 11 Years ago

d) is the answer..

neeraj

Last Activity: 11 Years ago

c

Anant Garg

Last Activity: 11 Years ago

d)

Soumya Gupta

Last Activity: 4 Years ago

ay=-g ,where g is acceleration due to gravity ,
g always acts in downward direction i.e  
Therefore ay always

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