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satvir singh

· started a discussion

· 1 Months ago

100 khan se aaya

Question:

100 circular plates each of diameter 14 cm and thickness 0.5 cm are placed one above other to form a right circular cylinder. Find its total surface area?

Options:
A)

1408 cm2

B)

2508 cm2

C)

2608 cm2

D)

2408 cm2

Solution:

Ans: (b)

  

vikash meena

· commented

· 1 Months ago

100 for hight ke liye aya h 100*0.5==50

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