If you don't know the meaning of a, look it up in the dictionary. (In each of the following sentence there is one word missing. Your task is to identify the missing word from the given choices.)

sentence

word

verbal

All of these

উত্তর সিলেক্ট করলে সঠিক ও ভুল দেখাবে।

ব্যাখ্যা ও সঠিক সমাধান

উত্তর: word

When a train crosses a platform or a train, it passes its own lwngth + the platform Or trains kength. Now (36 + 54) = 90km/h =

\frac{90}{3.6} m / s = 25 m / s; 25 m / s \times 12 m / s = 300 m e t e r s o t r a i n s l e n g t h = \frac{300 \times 2}{3} = 200 m e t e r n o w, \frac{200 + p l a t f o r m s l e n g t h}{1.5 \times 60} = \frac{36}{3.6} O r, p l a t f o r m l e n g t h = 900 - 200 = 700 m e t e r .

বিস্তারিত সমাধান