Elements Of Remote Sensing
The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths:

0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm
2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm
4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm
All of these

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Elements Of Remote Sensing
Which one of the following statements is correct regarding the GPS satellites?

The inclination of axis satellite is 55°
The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz)
All of these
The nominal altitude is about 20,200 km

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