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Two soap bubbles of radii  and   equal to 4 cm and 5 cm respectively are touching each other over a common surface  (shown in figure). Its radius will be

a)

4 cm

b)

4.5 cm

c)

5 cm

d)

20 cm


Question ID - 57245 | Toppr Answer

Two soap bubbles of radii  and   equal to 4 cm and 5 cm respectively are touching each other over a common surface  (shown in figure). Its radius will be

a)

4 cm

b)

4.5 cm

c)

5 cm

d)

20 cm

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

Or  or  cm



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