CSS :: Agricultural Engineering
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For students in search of
- Hydroponic Gardening
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Guides - Basics to Experts level
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Growing fruit and vegetables hydroponically
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Practical daily questions or queries of hydroponics lovers
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Current Hydroponics and Indoor Gardening Market Growth as well as Trends
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| 321. |
In tractor engines, a commonly used thermostat valve is: |
| A. |
Bimetallic type |
B. |
Bellows types |
| C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option C
Explanation:
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| 322. |
In forced circulation system, a thermostat valve is placed at: |
| A. |
Forward end of cylinder head |
B. |
Backward end of cylinder head |
| C. |
Between cylinder and radiator |
D. |
None of these |
Answer: Option A
Explanation:
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| 323. |
In thermo siphon system, fan is operated by: |
| A. |
Crankshaft |
B. |
Camshaft |
| C. |
Flywheel |
D. |
All are correct |
Answer: Option A
Explanation:
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| 324. |
In IC engines, a commonly used cooling system is: |
| A. |
Splash |
B. |
Thermo Siphon |
| C. |
Force feed system |
D. |
Hopper system |
Answer: Option B
Explanation:
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| 325. |
Melting point of cast iron is about: |
Answer: Option D
Explanation:
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| 326. |
Melting point of aluminium is about: |
Answer: Option C
Explanation:
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| 327. |
A metal having highest melting point is: |
| A. |
Aluminium |
B. |
Cast-iron |
| C. |
Copper |
D. |
Steel |
Answer: Option D
Explanation:
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| 328. |
A metal with lowest melting point is: |
| A. |
Aluminium |
B. |
Copper |
| C. |
High carbon steel |
D. |
Nickel |
Answer: Option A
Explanation:
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| 329. |
In air-cooled engine, purpose of fans is to: |
| A. |
Increase contact area |
B. |
Cooling the engine |
| C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option C
Explanation:
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| 330. |
In water cooling system, the cold water flows at the radiator from the: |
| A. |
Top |
B. |
Bottom |
| C. |
Middle |
D. |
All are correct |
Answer: Option B
Explanation:
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