Question

2.
प्र.20.
1.300K
गति के प्रथम समीकरण V=U+at की स्थापना कीजिए
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Answer 1

Let side of square =x

Area =x

2

After 50% increase in side

side length =x+50% of x

=

2

3

x

Area =(

2

3x

)

2

=

4

9

x

2

percentage increase in are =

Ainitial

Ainitial−Ainitial

×100

=

x

2

4

9

x

2

−x

2

×100

=

4

5

x

2

x

2

×100=12.5%