SSC
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A tunnel has a length of 50 km. A car takes 20 min to travel between the two ends of the tunnel. What is the average speed of the car?
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2.5 km / h
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16.6 km / h
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150 km / h
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1000 km / h
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Explanation:
Detailed explanation-1: -=5 hours. Q. A bus travels at a speed of 20 km in an hour. How long will it take to travel 80 km?
Detailed explanation-2: -So if it travels 50 kilometers in 60 minutes, we can guess that in 12 minutes.
Detailed explanation-3: -Therefore, distance travelled in 12 minutes =10 km.
There is 1 question to complete.