GPS - Practice Mode

1) Which country developed the GPS?

USA India Russia Italy

Correct Answer: USA

Explanation:

2) What is meant by GPS?

Global Processing System Global Positioning System Geographic Positional System Geographic Processing System

Correct Answer: Global Positioning System

3) What is the orbital height for GPS?

10,00 km 15,000 km 20,180 km 24,280 km

Correct Answer: 20,180 km

Explanation:

The Global Positioning System (GPS) is a satellite-based navigation system that consists of a network of satellites in orbit around the Earth. The GPS satellites are in a Medium Earth Orbit (MEO) at an altitude of about 20,180km or 12,550 miles above the Earth's surface. This altitude is known as the orbital height of the GPS satellites.

4) Which is the common choice of co-ordinate for specifying position?

Latitude, departure and elevation Latitude, longitude and elevation Northing, southing and easting Southing, azimuths and elevation

Correct Answer: Latitude, longitude and elevation

5) What is the distance between the UTM grid lines on topomaps?

100 m 1000 m 2000 m 5000 m

Correct Answer: 1000 m

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