Related Questions

পৃথিবী পৃষ্ঠে একটি ইটের ওজন 81 N. পৃথিবীর অর্ধেক বাসার্ধের সমান উচ্চতায় এবং অর্ধেক বাসার্ধের সমান গভীরতায় ইউটির উপরে পৃথিবীর অভিকর্ষ বলের মান কত হবে?(A brick weighs 81 N on the surface of the earth. What are the earth's gravitational forces act on it at a height of half of the radius of the earth and at a depth of half of the radius of earth, respectively?)
A 36 N and 81 N
B 36 N and 40.5 N
C 36 N and 20.25 N
D 98 and 40.5 N
E 81 N and 81 N
A train 150 meter long and running at a speed of 60 km per hour takes 30 seconds to cross a bridge. what is a length of the bridge?
A 450 meter
B 500 meter
C 350 meter
D 650 meter
A man walking at the rate of 5 km/hr crosses a bridge in 15 minutes. The length of the bridge (in meters) is-
A 600
B 750
C 1000
D 1250
The Jamuna bridge is the ---largest bridge in the world.
A 5th
B 9th
C 10th
D 93th
A train 100 m long passes a bridge at the rate of 72 km per hour in 25 seconds. The length of the bridge is-
A 150 m
B 250 m
C 300 m
D 400 m
The Jamuna bridge is the ----largest bridge in the world.
A 5th
B 9th
C 10th
D 93th
Length of a train is 170 meters and speed of train is 63 km / hr . This train can pass a bridge in 30 seconds , then find the length of the bridge.
A 355 m
B 325 m
C 365 m
D 312 m
The fist bridge ---built--- probably a wooden bridge.
A ever being had
B that stands ,is
C that was,was
D had fallen , was
What is the length of the main bridge of Padma Multipurpose Bridge?
A 6.10 km
B 6.12 km
C 6.15 km
D 6.20 km
What type of bridge, the Padma Multipurpose bridge is? (পদ্মা বহুমুখী সেতু কোন ধরনের সেতু?)
A Cable-stayed bridge
B Arch
C Truss bridge
D Beam bridge

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