alleryr ತ್ರಿಜ್ಯ ಮತ್ತು h ಎತ್ತರವಿರುವ ಬಲ ಸಿಲಿಂಡರ್ನ ವಕ್ರ ಬದಿಯ ವಿಸ್ತೀರ್ಣವನ್ನು ಯಾವ ಸೂತ್ರವು ನೀಡುತ್ತದೆ?
Aಪೈ * r^2
B2pi * r * h
Cಪೈ * r^2 * ಗಂ
D4pi * r^2
Answer & Solution
Correct answer: B. 2pi * r * h
ಬಲ ಸಿಲಿಂಡರ್ನ ಬಾಗಿದ ಪಾರ್ಶ್ವ ಮೇಲ್ಮೈ ವಿಸ್ತೀರ್ಣವನ್ನು 2 * pi * r * h ನಿಂದ ನೀಡಲಾಗಿದೆ.
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