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∙ 12y ago
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What is the tool use to measure speed?
An anemometer is used to measure wind speed. A Pitot Tube is used to infer speed in an aeroplane,. A speedometer in an ordinary car, and a microwave or laser radar in a Police car.
How do laser speed guns use lasers?
The speed gun sends a quick series of laser pulses out, pointed at the vehicle you want to check. The pulses reflect back to a receiver. Knowing the speed of light, a computer measures how far away the car is. The distance the car moves between pulses is compared to the time it took to move (all done by a computer chip). Knowing time/distance equals speed.
How do you measure a speed of a car?
speed = distance divided by time
Is speed meter measure velocity?
no ... not SPEED OF A MOVING CAR ......IT is to measure the average speed of a carThis can help :DRoy , Brunei
What 3 things measure speed?
You can measure speed with items such as a Speed gun, Anemometer (wind), and a Speedometer (used in a car)
What does the speedometer of a car measure?
It measures the rate of travel.IE. the speed the car is traveling at.The speedometer of a car measures speed. It is measured in miles per hour or kilometres per hour (mph or kph).The speedometer of a car measure the instantaneous speed.
How do you figure out the speed of a car?
you figure out the speed of the car by taking the time it was taking to get to you and the estimated distance that car was away from you.
How do you measure the speed of a car without a speedometer?
do you measure how far it will go and then time it
The speed of a car is a measure of how?
How fast it is going. MPH.
What are speed guns?
A speed gun is a handheld Radar or Laser unit used by traffic police to check how fast a car is going.
Does the speedometerof a car read average speed or instantaneous speed?
The speedometer in a car does not measure the car's velocity because velocity is an (A) vector quantity and has a direction associated with it (B) vector quantity and does not have a direction associated with it.
What does the odometer and speedometer of a car measure?
Odos measure distance travelled, speedos measure speed at that moment.
