Velocity Measurement

Commonly referred to as “v” of an object is the magnitude of the change of its

position over time or the magnitude of the change of its position per unit of time.

(a)  

Which of the following is not SI Unit of Speed.

• kilometers per hour (kph)

• feet per second (ft./sec)

• Mach

• Meters (m)

• Knots

The Italian physicist who is usually credited to be the first to measure speed

by considering the distance covered and the time it takes.

• Charles Babbage

• Galileo Galilei

• Thomas Edison

• Michael Faraday

British Inventor who invented an early type of speedometer made for locomotives.

• Charles Babbage

• Gallileo Galilei

• Thomas Edison

• Michael Faraday

An instrument that indicates the speed of a vehicle.

• Odometer

• Tachometer

• Speedometer

• Multimeter

An instrument measuring the rotation speed of a shaft or disk, as in a motor or other

machine.

• Odometer

• Tachometer

• Speedometer

• Multimeter

A device that registers the distance traveled by a vehicle.

• Odometer

• Tachometer

• Speedometer

• Multimeter

Is the process of determining the true value of spaces in any graduated instrument.

(a)  

Give the three (3) various types of tachometers.

• Analog, Digital, Programmable

• Analog, Digital, Sensor

• Analog, Digital, IR

• Speedometer, Odometer, Programmable

A speedometer indicates speed via a circular permanent magnet that rotates 1,000 revolutions per mile of vehicle travel.

• True

• False