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251.

The design capacity of the road may be defined as the

A.	practical capacity or a smaller value determined for use in designing the highway to accommodate the design hourly volume (D.H.V.)	B.	basic capacity or a higher value determined for use in designing the highway to accommodate the D.H.V.
C.	practical capacity or smaller value determined for use in designing the highway to accommodate the average daily traffic (A.D.T.)	D.	basic capacity or a higher value determined for use in designing the highway to accommodate the A.D.T.

252.

The maximum number of vehicles that can pass a vigen point on a lane during one hour without creating unreasonable delay, is known as practical capacity.

Yes

253.

Which of the following statement is wrong?

A.	Where the traffic flow is uninterrupted, the design capacity of a road is numerically equal to practical capacity.	B.	The design capacity, normally, is a term applied to existing highways.
C.	The practical capacity, normally, is a term applied to new highways.	D.	all of the above

254.

Traffic engineering deals with the

A.	traffic operation	B.	design and application of control devices
C.	analysis of traffic characteristics	D.	all of these

255.

The traffic manoeuvre means

A.	diverging	B.	merging
C.	crossing	D.	all of these

256.

The purpose of traffic surveys is to

A.	know the type of traffic	B.	determine the facilities to traffic regulations
C.	design proper drainage system	D.	all of the above

257.

The traffic census is carried out to study

A.	speed and delay	B.	traffic volume
C.	road parking	D.	origin and destination

258.

The purpose of traffic signals is to

A.	provide an orderly movement of traffic	B.	reduce the frequency of accidents of some special nature
C.	control speed on the main highways	D.	all of the above

259.

Traffic-actuated signals may be

A.	full traffic-actuated signals	B.	semi-traffic actuated signals
C.	speed control signals	D.	all of these

260.

If the traffic detectors are used on all the approaches to an intersection, the control signal is known as

A.	full traffic-actuated signal	B.	semi-traffic actuated signals
C.	speed control signals	D.	all of these