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Question 7 an object is thrown upward to a certain height with a velocity of 3 metre per second if the time required to reach the height is 5 second calculate the height at which it was thrown

Question 7
an object is thrown upward to a certain height with a velocity of 3 metre per second if the time required to reach the height is 5 second calculate the height at which it was thrown 

Grade:9

1 Answers

Aastha Singh
askIITians Faculty 212 Points
5 years ago
Dear student,
initial velocity = 3 ms-1
time taken = 5 sec
s = ut+1/2gt2
g= always negative since pointing downwards towards earth
therefore, here
s= ut-1/2gt2

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