Civil Engineering MCQs

Page No. 285

The terrain may be classified as rolling terrain if the cross slope of land is______________?


aupto 10%

✖


bbetween 10% and 25%

✓


cbetween 25% and 60%

✖


dmore than 60%

✖


View Answer between 10% and 25%

Stopping sight distance is always_______________?


aless than overtaking sight distance

✓


bequal to overtaking sight distance

✖


cmore than overtaking sight distance

✖


dnone of the above

✖



The effect of grade on safe overtaking sight distance is_______________?


ato increase it on descending grades and to decrease it on ascending grades

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bto decrease it on descending grades and to increase it on ascending grades

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cto increase it on both descending and ascending grades

✓


d to decrease it on both descending and ascending grades

✖



The ruling design speed on a National Highway in plain terrain as per IRC recommendations is_____________?


a60 kmph

✖


b80 kmph

✖


c100 kmph

✓


d100 kmph

✖


View Answer 100 kmph

If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be________________?


aless than b/2h and greater than co-efficient of lateral friction

✖


bless than b/2h and also less than co-efficient of lateral friction

✓


cgreater than b/2h and less than co-efficient of lateral friction

✖


dgreater than b/2h and also greater than coefficient of lateral friction

✖



If the stopping distance is 60 meters, then the minimum stopping sight distance for two lane, two way traffic is_________________?


a30m

✖


b60m

✓


c120m

✖


d180m

✖


View Answer 60m

Reaction time of a driver_______________?


aincreases with increase in speed

✖


bdecreases with increase in speed

✓


cis same for all speeds

✖


dnone of the above

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The desirable length of overtaking zone as per IRC recommendation is equal to________________?


aovertaking sight distance

✖


b two times the overtaking sight distance

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cthree times the overtaking sight distance

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dfive times the overtaking sight distance

✓



Compared to a level surface, on a descending gradient the stopping sight distance is_______________?


a less

✖


bmore

✓


csame

✖


ddependent on the speed

✖


View Answer more

Nagpur road plan formula were prepared by assuming______________?


a rectangular or block road pattern

✖


b rectangular or block road pattern

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cradial or star and circular road pattern

✖


dradial or star and grid road pattern

✓



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