1
GATE CE 2022 Set 1
Numerical
+1
-0.33

At a traffic intersection, cars and buses arrive randomly according to independent Poisson processes at an average rate of 4 vehicles per hour and 2 vehicles per hour, respectively. The probability of observing at least 2 vehicles in 30 minutes is __________. (round off to two decimal places)

Your input ____
2
GATE CE 2022 Set 1
Numerical
+1
-0.33

The vehicle count obtained in every 10 minute interval of a traffic volume survey done in peak one hour is given below.

Time Interval (in minutes) Vehicle Count
0 - 10 10
10 - 20 11
20 - 30 12
30 - 40 15
40 - 50 13
50 - 60 11

The peak hour factor (PHF) for 10 minute sub-interval is _____________. (round off to one decimal place)

Your input ____
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