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If 2x ? y 1 = 0 is a tangent to the hyperbola x2/a2 ? y2/16 = 1, then which of the following cannot be the sides of a right-angled triangle
A. a, 4, 1
B. a, 4, 2
C. 2a, 8, 1
D. 2a, 4, 1
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An ideal gas is expanded from (p1, V1, T1) to (p2, V2, T2) under different conditions. The correct statement(s) among the following is(are)
A. The work done on the gas is maximum when it is compressed irreversibly from (p2, V2) https://t.co/PGB56dbveN
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A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train
A. 120 metres
B. 180 metres
C. 324 metres
D. 150 metres
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A goods train runs at the speed of 72 kmph and crosses a 250 m long platform in 26 seconds. What is the length of the goods train
A. 230 m
B. 240 m
C. 260 m
D. 270 m
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A train moves past a telegraph post and a bridge 264 m long in 8 seconds and 20 seconds respectively. What is the speed of the train
A. 69.5 km/hr
B. 70 km/hr
C. 79 km/hr
D. 79.2 km/hr
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A train speeds past a pole in 15 seconds and a platform 100 m long in 25 seconds. Its length is:
A. 50 m
B. 150 m
C. 200 m
D. Data inadequate
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A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:
A. 45 km/hr
B. 50 km/hr
C. 54 km/hr
D. 55 km/hr
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A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform
A. 320 m
B. 350 m
C. 650 m
D. Data inadequate
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A train 800 metres long is running at a speed of 78 km/hr. If it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is:
A. 130
B. 360
C. 500
D. 540
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How many seconds will a 500 metre long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr
A. 25
B. 30
C. 40
D. 45
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A goods train runs at the speed of 72 kmph and crosses a 250 m long platform in 26 seconds. What is the length of the goods train
A. 230 m
B. 240 m
C. 260 m
D. 270 m
https://t.co/PpbyIe8T05 #Aptitude#ProblemsonTrains
Can you solve this question
A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train
A. 120 metres
B. 180 metres
C. 324 metres
D. 150 metres
https://t.co/N8o6z5DMz2 #Aptitude#ProblemsonTrains
Can you solve this question
A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:
A. 45 km/hr
B. 50 km/hr
C. 54 km/hr
D. 55 km/hr
https://t.co/ftsUeymaC2 #Aptitude#ProblemsonTrains
Can you solve this question
A train 800 metres long is running at a speed of 78 km/hr. If it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is:
A. 130
B. 360
C. 500
D. 540
https://t.co/NPdlOSMGti #Aptitude#ProblemsonTrains
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A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform
A. 320 m
B. 350 m
C. 650 m
D. Data inadequate
https://t.co/zhlG5cKrYO #Aptitude#ProblemsonTrains
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The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 seconds, is:
A. 200 m
B. 225 m
C. 245 m
D. 250 m
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A train 360 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long
A. 40 sec
B. 42 sec
C. 45 sec
D. 48 sec
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