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Look at the speedometer.

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Q: Determine speed of car on a highway?
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Related questions

What is the speed of car in highway?

Whatever the posted speed limit is.


How do you take car test drive on highway?

In full speed and chek the speed


What is the speed limit on the highway if a car is going 106.6?

This question makes no sense, what do you mean? the speed of the car does not dictate the posted speed limit.


What is the maximum speed limit on a highway for a saloon car?

90


Why do speed limits matter?

It sets the speed at which Highway Safety Engineers determine can be driven safely on that stretch of roadway.


A car travels a highway 55 miles per hour what is its speed and acceleration?

Its speed is 55 mph, and if the highway doesn't curve, then its acceleration is zero.


Why would highway workers be against rasing speed limits?

Well you see considering that highway workers work on the highway and if the speed limit was raised, then there's more of a possibility of a car "flying" down the highway and hitting the highway worker


What is the speedometer in a car give the car's?

Speedometer can determine a car's normal and maximum speed.


A car tarvels a highway at 55 miles per hour Its speed is while its acceleration is?

If its speed is constant, its acceleration is nil.


How fast is an average car speed driving on the highway?

Generally, the average car speed is whatever the speed limit is. While some go over and under, others stay right on the speed limit, making it the average.


How is radar used to determine the speed of a car?

A beam of electromagnetic waves is bounced off the car


When a car is said to be driving on the highway at 70 mph what frame of reference is used to calculate that speed?

Distance that can be traversed at that speed in that amount of time.