ELEMENTS OF REMOTE SENSING QUIZ

A perfectly black body:

All listed here

Absorbs all the radiations of every wave lengths

Is a diffuse emitter

Emits power of every wave length

TRUE ANSWER : ?
YOUR ANSWER : ?

The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from:

10-10 to 106 m

10-10 to 1010 m

10-8 to 108 m

10-8 to 106 m

TRUE ANSWER : ?
YOUR ANSWER : ?

The infrared portion of EMR lies between

0.7 - 1.3 μm

0.4 - 0.7 μm

0.7 to 14 μm

0.5 mm to 1 μm

TRUE ANSWER : ?
YOUR ANSWER : ?

The normal altitude of GPS satellite is about

36,100 km

16,200 km

20,200 km

24,400 km

TRUE ANSWER : ?
YOUR ANSWER : ?

Who coined the term, ‘Remote sensing’.

Gaspard Felix Tournachon, a French scientist

Wilbur Wright, an Italian scientist

Evelyn L. Pruitt, a geographer

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

"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:

Fresnel refraction

Snell's law

Fresnel reflection

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called:

Active remote sensing

None of these

Neutral remote sensing

Passive remote sensing

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following frequency regions is a part of sun's radiation?

Radio frequency region

Infrared frequency region

Ultraviolet frequency region

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The code based GPS receivers are generally used for:

Trans movement

All of these

Vehicle tracking

Land navigation

TRUE ANSWER : ?
YOUR ANSWER : ?

Crop Acreage and Production Estimation (CAPE) was funded and taken up in 1983 by:

USA

European Union

Russia

India

TRUE ANSWER : ?
YOUR ANSWER : ?

↑