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Which of the following is not a principle of remote sensing?

• Interaction of energy with satellite

• Electromagnetic energy

• Electro-magnetic spectrum

• Interaction of energy with atmosphere

Which of the following field is used by the EM waves

• Solar field

• Polarized field

• Electric field

• Micro field

In visible region, the blue light is having a wave length range of __________

• 0.42-0.52 micrometer

• 0.24-0.52 micrometer

• 0.42-0.92 micrometer

• 0.22-0.32 micrometer

Which of the following has the maximum value in an electric or magnetic field?

• Wave length

• Focal length

• Frequency

• Amplitude

In EM waves, electric field is not used.

• False

• True

The wave length sensed in remote sensing are __________

• Nano meters and giga meters range

• Nano meters and deci meters range

• Nano meters and micro meters range

• Nano meters and meters range

In the following figure, X represents___________

• Length

• Time period

• Frequency

• Wave length

Which of the following is a characteristic of geostationary satellites?

• They orbit at a height of 10,000 km

• They remain fixed over one point on the Earth's surface

• They move faster than the Earth's rotation

• They are used for polar orbiting

What is the primary function of a geostationary satellite?

• To provide global internet coverage

• To monitor weather patterns

• To facilitate GPS navigation

• To observe astronomical phenomena

Which of the following statements about electromagnetic waves is true?

• They require a medium to propagate

• They travel at the speed of light in a vacuum

• They can only travel through solids

• They are not affected by magnetic fields