| 1 |
The acronym STD written on telephone booth stands for:
|
Straight Telephone Dial<br>
Switch Telephone Dial<br>
Subscriber Telephone Dialing <br>
Save Telephone Dialing<br>
|
| 2 |
the terminal impedance of folded dipole television antenatal is kept
|
300 ohms <br>
75 ohms <br>
0 ohm <br>
100 ohms<br>
|
| 3 |
Function of a carburetor is
|
To mix petrol with air <br>
To supply petrol to the engine <br>
To purify the air <br>
To purify the petrol <br>
|
| 4 |
For a flexible cable, most suitable insulation is
|
Glass fiber<br>
Magnesium oxide <br>
Polyvenyl chloride <br>
Insulating tape<br>
|
| 5 |
Nichrome is commonly used for
|
Transformer windings <br>
Battery connetions<br>
Lamp filament<br>
Heater coils <br>
|
| 6 |
Type of fitted fitted in a tractor is
|
Paper Type <br>
Cotton type <br>
Oil-birth Type<br>
Wire Type<br>
|
| 7 |
Air is change in the cylinder of diesel engine by
|
Exhaust valve<br>
Inlet valve<br>
Injector <br>
Air Box <br>
|
| 8 |
Which of the following is ozone?
|
O<sub>2</sub>
OH
O
O<sub>3</sub>
|
| 9 |
Which of the following is the symbol for gold?
|
Gd
G
Au
Ag
|
| 10 |
Which of the following compound would you most likely drink?
|
HCI<br>
H<sub>2</sub>O
H<sub>2</sub>SO<sub>4</sub>
H<sub>2</sub>O<sub>2</sub>
|
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