Related Questions

A train passes a platform in 40 sec and a woman standing on the platform in 30 sec . the speed of the train is 108 km / hr, what is the length of the platform ?
A 100 m
B 300 m
C 900 m
D 1020 m
A train passes a platform in 40 sec and a woman standing on the train is 108 km /hr. what is the length of the platform in 25 seconds . The speed of the train is:
A 22
B 36
C 30
D 26
A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?
A 120 m
B 240 m
C 300 m
D None of these
A train running at 36 kmph passes another train completely in 12 sec , which is half of its length , running in the opposite direction at 54 kmph. Kf it also passes a railway platform in 1.5 m , what is the length of the platform (in meters)?
A 700
B 860
C 900
D 1000
A train running at 36 kmph passes another train completely in 12 sec, which is half of its length, running in the opposite direction at 54 kmph. If it also passes a railway platform in 1.5m, what is the length of the platform (in meters)?
A 700
B 860
C 900
D 1000
A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the train is 54 km/hr, what is the length of the platform?
A 300 m
B 120 m
C 240 m
D None of these
A train of length l, traveling at a constant velocity, passes a pole in t seconds .If the same train traveling at the same velocity passes a platform in 3t seconds, then the length of the platform is-------
A 0.5l
B l
C 1.5l
D 2l
A train can cross another train of equal length coming form the opposite direction with the speed of 108 km/h in 3 minutes . The speed of the other train is 90 km/h. Find the length of the train .
A 5940 m
B 5490 m
C 4950 m
D 4590 m
গাড়ি A সোজা রাস্তায় 60 km/hr সমবেগে চলছে । অন্য একটি গাড়ি B একই পথে 70 km/hr সমবেগে A গাড়িটিকে অনুসরণ করছে । যখন গাড়ি দুইটির মধ্যকার দূরত্ব 2.5 km হয় তখন B গাড়িটির গতিবেগ 20 kmhr-2 হারে হ্রাস পেতে থাকে । কত দূরত্ব ও সময় পরে B গাড়িটি A গাড়িটিকে ধরতে পারবে
A 37.5 km and 0.25 hr
B 32.5 km and 0.50 hr
C 30 km and 0.50 hr
D 60 km and 0.25 hr
একটি মোটর গাড়ির হর্ণ দিয়ে 100 Hz কম্পাঙ্কের শব্দ উৎপন্ন করতে করতে একজন স্থির পর্যবেক্ষকের নিকট হতে একটি স্থির দেয়ালের দিকে 36 kmhr-1 বেগে চলছে। পর্যবেক্ষক প্রতি সেকেন্ডে কতগুলো স্বরকম্প গুনতে পাবে? [ বাতাসে শব্দের বেগ =332 ms-1 ]
A 3
B 7
C 6
D 8

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