CSS :: Agricultural Engineering
|
|
|
For students in search of
- Hydroponic Gardening
-
Guides - Basics to Experts level
-
Growing fruit and vegetables hydroponically
-
Practical daily questions or queries of hydroponics lovers
-
Current Hydroponics and Indoor Gardening Market Growth as well as Trends
|
|
|
| 971. |
The application rate of dusters is: |
| A. |
Less than 10 kg/ha |
B. |
10-15 kg/ha |
| C. |
20-25 kh/ha |
D. |
30-40 kg/ha |
Answer: Option B
Explanation:
|
| 972. |
The immersion method is used for identifying: |
| A. |
Nozzle discharge |
B. |
Droplet size |
| C. |
Spraying pressure |
D. |
Spray pattern |
Answer: Option C
Explanation:
|
| 973. |
More spraying pressure results in: |
| A. |
Reduction in droplet size |
B. |
Increase in droplet size |
| C. |
No change in droplet size |
D. |
None of these |
Answer: Option A
Explanation:
|
| 974. |
The mechanical efficiency of spray pumps ranges from: |
| A. |
50-60% |
B. |
50-70% |
| C. |
50-80% |
D. |
50-90 % |
Answer: Option D
Explanation:
|
| 975. |
Air blast sprayer is used for: |
| A. |
Gardens |
B. |
Field crops |
| C. |
Orchards |
D. |
Nursery |
Answer: Option C
Explanation:
|
| 976. |
Air blast sprayer was developed in: |
Answer: Option B
Explanation:
|
| 977. |
The maximum application rate of air blast sprayer for crchards may be: |
| A. |
700-1700 1/ha |
B. |
1700-2700 1/ha |
| C. |
2700-3100 1/ha |
D. |
3700-4700 1/ha |
Answer: Option D
Explanation:
|
| 978. |
The minimum application rate with air blast sprayer for crchards may be: |
| A. |
10-20 1/ha |
B. |
25-50 1/ha |
| C. |
45-90 1/ha |
D. |
150-250 1/ha |
Answer: Option C
Explanation:
|
| 979. |
The pump used in most of the hydraulic sprayers is: |
| A. |
Plunger pump |
B. |
Positive displacement pump |
| C. |
Reciprocating pump |
D. |
Vane pump |
Answer: Option B
Explanation:
|
| 980. |
Tank of hydraulic pump is made of: |
| A. |
Fibre glass |
B. |
PVC |
| C. |
Plastic |
D. |
Metal |
Answer: Option D
Explanation:
|
Read more:
|
|
