1 |
In glass, molecules are irregularly arranged so it is known as. |
Solid
Liquid
Solid liquid
Gas
|
2 |
A solid in which there is not regular arrangement of molecules is called. |
Glassy solid
<div>Amorphous solid</div>
Crystalline solid
Both a and b
|
3 |
the substances in which the atoms do not form magnetic dipoles are called. |
Diamagnetic
Para magnetic
Ferro magnetic
Crystal
|
4 |
The crystalline structure of NaCl is. |
Cubical
Hexagonal
Tri gonal
Tetragonal
|
5 |
The number of crystal system are |
Three
Five
Seven
Fifteen
|
6 |
There are different crystal systems. The number of these crystal system is. |
3
4
5
7
|
7 |
Which one of the following is crystalline solid. |
Zirconia
Glassy solid
Natural rubber
Poly strene
|
8 |
Which one is not a crystalline solid. |
Zinc
Copper
Nylon
None of these
|
9 |
In frequency modulation which factor changed. |
Amplitude of charge carriers
Frequency of charge carriers
Amplitude of signal
Frequency of signal
|
10 |
In modulation, low frequency signal is known as |
Carrier wave
fluctuated signal
Modulated carrier signal
Modulation signal
|
11 |
High frequency radio wave is called as |
Fluctuate
Carrier wave
Matter wave
Mechanical wave
|
12 |
The A.M. transmission frequencies range from |
540 KHz to 1000 KHz
540 Khz to 1600 KHz
520 KHz TO 1600 KHz
520 KHz TO 1400 KHz
|
13 |
Electron vibrating 94,000 times each second will produce radio waves of frequency. |
94 Hz
940 HZ
94 Hz
490 Hz
|
14 |
Electro magnetic waves emitted from radio antenna are. |
Stationary
Longitudinal
Transvers
Both a and b
|
15 |
The velocity of an oscillating charge as it moves to and fro along a wire is. |
Changing
Constant
Infinite
zero
|
16 |
Resistance of choke is |
zero
Large
Very small
Infinite
|
17 |
Choke consumes extremely small |
Current
Charge
Power
Potential
|