## Radio waves and microwaves, Physics

Assignment Help:

What are microwaves and radio waves?

Ans: Microwaves:

1. The wavelength ranges from 10μm to10m

2. Commonly produced by Electromagnetic oscillators of high frequency

3. Used in telemetry microwave ovens and satellite communication

1. The wavelength ranges from 1m to about 100km

2. Produced when electrons are accelerated in a suitable electronic circuit.

3. Used in carrying messages to long distances and in radio astronomy.

#### Uncertainty principle, Uncertainty principle (W. Heisenberg; 1927): A ...

Uncertainty principle (W. Heisenberg; 1927): A principle, central to quantum mechanics, that states two complementary parameters (such as position & momentum, energy & time, o

#### Number of neutrons in dipositive zinc ions with mass number, The total numb...

The total number of neutrons in dipositive zinc ions with mass number 70 is: (1) 34 (2) 40 (3) 36 (4) 38 Ans:40

#### Low of succeve disintigration, Dirive an expretion for low of succecive dis...

Dirive an expretion for low of succecive disintigretion

#### Temporal coharence, tell me about the terms of temporal coharence

tell me about the terms of temporal coharence

#### Isolated magnetic poles, Isolated magnetic poles do not exist'. explain? ...

Isolated magnetic poles do not exist'. explain? A. 1. If a bar magnet is cut into smaller and smaller pieces eventually ending with the smallest possible piece, this smallest

#### Point out the direction of the current in the loop, Ques: Point out the...

Ques: Point out the direction of the current if any induced to flow in the loop by the changing magnetic field. (Describe is the loop as viewed from above.) Answer:

#### Illustrate double-beam oscilloscope, For the double-beam oscilloscope displ...

For the double-beam oscilloscope displays shown in Figure, determine (a) their frequency (b) their r.m.s. values (c) their phase difference. The 'time/cm' switch is on 10

#### OBLIQUE COLLISION, OBLIQUE COLLISION

OBLIQUE COLLISION

#### How many electrons possesses by germanium, Germanium possesses (A) One...

Germanium possesses (A) One valence electrons. (B) Two valence electrons. (C) Three valence electrons. (D) Four valence electrons. Ans: Germanium possess

#### What is the principle of millikans oil drop method, Q. What is the principl...

Q. What is the principle of Millikan's oil drop method? Principle This method is foundation on the study of the motion of uncharged oil drop under free fall due to grav