Question

an object is free fall from top of building and it takes and 10 seconds to reach at earth surface= 9.8ms.calculate the height of the building and velocity of the object​

Answer 1

Answer:

Rewrite the given sentences by changing the antonyms of

the underlined words.

1. I felt sad at my father’s departure.

_______________________________________________________

2. Amit considered my decision as fair and accepted my offer.

_______________________________________________________

3. The exterior paint of the house is very cheap.

_______________________________________________________

4. The entrance of this mall is very wide.

_______________________________________________________

5. The boy was punished because he lost the keys.

________________________________________________________

Answer 2

Answer:

490m,98m/s2

Explanation:

v=0+9.8*10=98m/s

s=0+1/2*9.8*100=490m