"An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as:

Elements Of Remote Sensing
"An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as:

None of these

Fresnel refraction

Fresnel reflection

Snell's law

None of these

Fresnel refraction

Fresnel reflection

Snell's law

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Elements Of Remote Sensing
‘A’ and ‘B’ are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?

Height displacement of B will be less than that of A

Height displacement of A will be less than that of B

Height displacement of A and B is equal

Height displacement of A and B will be towards each other

Height displacement of B will be less than that of A

Height displacement of A will be less than that of B

Height displacement of A and B is equal

Height displacement of A and B will be towards each other

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Elements Of Remote Sensing
Leaf reflectance depends primarily on:

The pigments

All of these

Internal cell structure

Equivalent water content

The pigments

All of these

Internal cell structure

Equivalent water content

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

4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm

All of these

2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm

0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm

4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm

All of these

2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm

0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm

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Elements Of Remote Sensing
If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to:

sin²θ

tan²θ

cos²θ

sec²θ

sin²θ

tan²θ

cos²θ

sec²θ

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Elements Of Remote Sensing
Which one of the following parameters is considered to determine the reflectance of a vegetation canopy?

Solar zenith angle

Azimuth angle

Look angle

All of these

Solar zenith angle

Azimuth angle

Look angle

All of these

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Elements Of Remote Sensing

Elements Of Remote Sensing "An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as:

Elements Of Remote Sensing ‘A’ and ‘B’ are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?

Elements Of Remote Sensing Leaf reflectance depends primarily on:

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

Elements Of Remote Sensing If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to:

Elements Of Remote Sensing Which one of the following parameters is considered to determine the reflectance of a vegetation canopy?

Elements Of Remote Sensing
"An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as:

Elements Of Remote Sensing
‘A’ and ‘B’ are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?

Elements Of Remote Sensing
Leaf reflectance depends primarily on:

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

Elements Of Remote Sensing
If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to:

Elements Of Remote Sensing
Which one of the following parameters is considered to determine the reflectance of a vegetation canopy?