### MCQs of Light Hill and Witham’s Theory

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1.

Objectives of traffic flow modelling are _______________.

 (a) To optimize the traffic flow (b) To understand the reason of occurence of traffic jams (c) To reduce the traffic congestion (d) All of the above
2.

Which of the following not an assumption for traffic model?

 (a) Drivers obey traffic rules (b) Each vehicle's length is same (c) Both A and B (d) Intersections must not have signals
3.

Which of the following is not considered as fundamental parameter for traffic flow modelling?

 (a) Density (b) Flow (c) Speed (d) Capacity
4.

LWR theory of traffic flow is dependent on the concept of ________________

 (a) Fluid flowing through a pipe (b) Principle of inertia (c) Variable mass system (d) None of the above
5.

A sudden change in the trajectory of vehicles is known as _____________.

 (a) Shockwaves (b) Bottleneck (c) Both A & B (d) Traffic jam
6.

Which one of the following does not apply to car following theory?

 (a) Forbes model (b) Pipes model (c) General motors model (d) None of the above
7.

Traffic bottlenecks are caused by _______________.

 (a) Accident sites that temporarily close lanes (b) Narrowing a low-capacity highway road (c) Poorly timed traffic lights (d) All of the above
8.

Which car following model is based on the reaction time of driver?

 (a) Pipes model (b) Forbes model (c) General motors model (d) Optimal velocity model
9.

The queuing model M/M/1 represents _____________.

 (a) Deterministic arrival & departure times with one departure channel (b) Exponentially distributed arrival times, deterministic departure times and one departure channel (c) Exponentially distributed arrival times & departure times with one departure channel (d) None of the above
10.

Which of the following models represents Exponentially distributed arrival times, deterministic departure times and one departure channel?

 (a) 1/M/D (b) D/M/1 (c) M/D/1 (d) M/1/D
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