Automobiles are fitted with a device that shows the distance travelled

GP Measurement GP Motion Force

Automobiles are fitted with a device that shows the distance travelled. Such a device is known as

  1. Speedometer
  2. Cathetometer
  3. Odometer
  4. Lactometer

Answer

A speedometer or a speed meter measures and displays the instantaneous speed of a vehicle.

A cathetometer is an instrument for measuring vertical distances where a scale cannot be placed very close to the points.

An odometer is an instrument for measuring the distance travelled by a vehicle.

A lactometer is used to check purity of cow's milk.

The correct option is C.