The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target,

Elements Of Remote Sensing
The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target,

Increases the contrast of the image but reduces the sharpness

Increases both the contrast and sharpness

Reduces the contrast but increases the sharpness

Reduces the contrast of the image and also its sharpness

Increases the contrast of the image but reduces the sharpness

Increases both the contrast and sharpness

Reduces the contrast but increases the sharpness

Reduces the contrast of the image and also its sharpness

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Elements Of Remote Sensing
The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called:

Passive sensors

Active sensors

Sensors

None of these

Passive sensors

Active sensors

Sensors

None of these

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Elements Of Remote Sensing
The reflectance from a surface is called specular reflection if it follows:

Planktan

All of these

Lambert

Snell’s law

Planktan

All of these

Lambert

Snell’s law

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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:

tan²θ

cos²θ

sin²θ

sec²θ

tan²θ

cos²θ

sin²θ

sec²θ

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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°

All of these

The nominal altitude is about 20,200 km

The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz)

The inclination of axis satellite is 55°

All of these

The nominal altitude is about 20,200 km

The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz)

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Elements Of Remote Sensing
Earth observations from a satellite platform provide:

Constant solar zenith angles and similar illumination conditions

Repetitive observations of the same area with intervals of a few minutes to a few weeks

Synoptic view of a large area

All of these

Constant solar zenith angles and similar illumination conditions

Repetitive observations of the same area with intervals of a few minutes to a few weeks

Synoptic view of a large area

All of these

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Elements Of Remote Sensing

Elements Of Remote Sensing The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target,

Elements Of Remote Sensing The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called:

Elements Of Remote Sensing The reflectance from a surface is called specular reflection if it follows:

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 statements is correct regarding the GPS satellites?

Elements Of Remote Sensing Earth observations from a satellite platform provide:

Elements Of Remote Sensing
The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target,

Elements Of Remote Sensing
The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called:

Elements Of Remote Sensing
The reflectance from a surface is called specular reflection if it follows:

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 statements is correct regarding the GPS satellites?

Elements Of Remote Sensing
Earth observations from a satellite platform provide: