| 1 |
<p class="MsoNormal">With broadband information can be loaded:<o:p></o:p></p> |
- A. <p class="MsoNormal">In 1 min<o:p></o:p></p>
- B. <p class="MsoNormal">In 1 sec<o:p></o:p></p>
- C. <p class="MsoNormal">In 1 day<o:p></o:p></p>
- D. <p class="MsoNormal">In 2 days<o:p></o:p></p>
|
| 2 |
<p class="MsoNormal">First voice signal was transmitted in the form of electrical
signal in:<o:p></o:p></p> |
- A. <p class="MsoNormal">1870<o:p></o:p></p>
- B. <p class="MsoNormal">1875<o:p></o:p></p>
- C. <p class="MsoNormal">1876<o:p></o:p></p>
- D. <p class="MsoNormal">1880<o:p></o:p></p>
|
| 3 |
The maximum displacement from mean position is called: |
- A. Maximum height
- B. Time period
- C. Amplitude
- D. Intervel
|
| 4 |
In CD presence of pits is indicated by: |
|
| 5 |
Wave equation is defined as: |
- A. f = Tλ
- B. f = V λ
- C. V = 2fλ
- D. V = fλ
|
| 6 |
Time period is reciprocal of: |
- A. Frequency
- B. Cycle
- C. Wavelength
- D. Amplitude
|
| 7 |
When a body moves to and fro about a point its motion is called: |
- A. Random motion
- B. Linear motion
- C. Vibratory motion
- D. Rotatory motion
|
| 8 |
The speed of waves can be calculated by: |
- A. Vt
- B. d x t
- C. f λ
- D. Tf
|
| 9 |
At extreme position potential energy of the pendulum is |
- A. Maximum
- B. Miimum
- C. a and b
- D. zero
|
| 10 |
In there is no extension in the spring then this positon is called |
- A. Equilibrium position
- B. Unequilibrium
- C. Nautral equilibrium
- D. Stable equilibrium
|
