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RADARS AND LASERS

Authored by Dana Clariño

Science

10th Grade

Used 1+ times

RADARS AND LASERS
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of electromagnetic wave is usually used for transmission and reception among televisions?

Infrared

Microwave

Radio wave

X-ray

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What device is used to receive data in the form of radio waves?

Antenna

Transmitter

Transistor

Tripod

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do you call the process of extracting information from a carrier wave?

Demodulation

Excretion

Modulation

Secretion

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does RADAR stand for?

Radio Detection and Reinforming

Radio Detection and Ranging

Radio Distortion and Ranging

Radio Distortion and Reinforming

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which among the following lasing medium is classified under the solid-state?

Argon

Helium

Ruby

Smoke

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which range in the electromagnetic spectrum does laser belong to?

Radio waves

Gamma waves

Microwaves

Visible light

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following animals can we compare with the principle of radars?

Chimpanzees

Deer

Dolphins

Spiders

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