alleryएक स्क्रीन का आस्पेक्ट अनुपात (aspect ratio) 4 : 3 है और इसकी चौड़ाई 32 cm है। इसकी ऊँचाई कितनी है?
A42 cm
B18 cm
C36 cm
D24 cm
Answer & Solution
Correct answer: D. 24 cm
चौड़ाई ऊँचाई की 4/3 है, इसलिए ऊँचाई = 32 x 3/4 = 24 cm।
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