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Q#1
Numerical ability
GATE EC 2024
MCQ
+2 marks
-0.66 marks
Four identical cylindrical chalk-sticks, each of radius 
and length 
are bound tightly together using a duct tape as shown in the following figure.
The width of the duct tape is equal to the length of the chalk-stick. The area 
of the duct tape required to wrap the bundle of chalk-sticks once, is
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