Uppsc ae

Will you please get the Uttar Pradesh Public Service Commission, AE Agriculture Engineering exam paper?

[Rajkumar Agarwal]

I will get the AE Agriculture Engineering exam paper issued by Uttar Pradesh Public Service Commission so that you can solve it easily.

Here is the exam paper
At STP, one gram of hydrogen occupies a volume of
(a) 9.4 litre
(b) 10.5 litre
(c) 11.2 litre
(d) None of the above

The change of state of a gas with respect to pressure and volume, when temperature remains constant, is called
(a) Charle’s law
(b) Boyle’s law
(c) Otto cycle
(d) Diesel cycle

A diesel engine works on the principle of
(a) variable pressure cycle
(b) variable volume cycle
(c) constant pressure cycle
(d) None of the above

The specific heat at constant pressure of a real gas
(a) increases with increase in temperature
(b) Decreases with increase in temperature
(c) Remains constant with increase in temperature
(d) None of the above

A steam engine is an
(a) I.C. Engine
(b) Compression ignition engine
(c) Spark ignition engine
(d) External combustion engine



AE Agriculture Engineering exam paper 1

1. At STP, one gram of hydrogen occupies a volume of
(a) 9.4 litre (b) 10.5 litre
(c) 11.2 litre (d) None of the above
2. In an adiabatic process which of the following is correct ?
(a) q = DE + W (b) DE = q
(c) pDV = 0 (d) q = 0
3. The change of state of a gas with respect to pressure and volume, when temperature
remains constant, is called
(a) Charle’s law (b) Boyle’s law
(c) Otto cycle (d) Diesel cycle
4. A diesel engine works on the principle of
(a) variable pressure cycle (b) variable volume cycle
(c) constant pressure cycle (d) None of the above
5. The specific heat at constant pressure of a real gas
(a) increases with increase in temperature
(b) Decreases with increase in temperature
(c) Remains constant with increase in temperature
(d) None of the above
6. A steam engine is an
(a) I.C. Engine (b) Compression ignition engine
(c) Spark ignition engine (d) External combustion engine
7. An adiabatic process takes place at
(a) constant heat (b) constant enthalpy
(c) constant temperature (d) constant pressure
8. A process in which volume of a system remains constant is called
(a) Isobaric process (b) Adiabatic process
(c) Isochoric process (d) Isothermal process
9. For the same compression ratio efficiency of Otto cycle is
(a) same as diesel cycle (b) more than diesel engine
(c) less than diesel engine (d) None of the above

10. A perfect gas at 27 °C is heated at constant pressure till its volume is doubled. The final
temperature of the gas will be
(a) 54 °C (b) 327 °C
(c) 600 °C (d) 654 °C
11. A closed thermodynamic system is a system of fixed
(a) Energy (b) Mass
(c) Temperature (d) None of the above
12. The latest heat is the amount of heat transfer required to cause a phase change in unit mass
of a substance at a
(a) constant pressure (b) constant temperature
(c) Both of the above (d) None of the above
13. The second law of thermodynamics leads to a property called
(a) Entropy (b) Enthalpy
(c) Heat (d) Work
14. In an Isothermal process
(a) Temperature increases gradually (b) Pressure remains constant
(c) No change in internal energy (d) Volume remains constant
15. The function of following fittings in boiler is to regulate the flow of water
(a) stop valve (b) feed check valve
(c) safety valve (d) Blow off cock
16. Thermal efficiency of a diesel engine is about
(a) 44% (b) 54%
(c) 60% (d) 34%
17. The cetane number is the percentage of cetane in the mixture of cetane and Alphamethyl
nepthalene by
(a) Weight (b) Mass
(c) Volume (d) None of the above
18. Power available at the crank shaft of the engine is called as
(a) BHP (b) IHP
(c) FHP (d) None of the above
19. In a diesel engine, the duration between time of injection and time of ignition is called
20. The thermal efficiency of a theoretical Otto cycle
(a) increases with increase in compression ratio
(b) increases with increase in isentropic index
(c) does not depend on pressure ratio
(d) follows all the above
21. Work done in a free expansion process is
(a) Zero (b) Minimum
(c) Maximum (d) Positive
22. The value of universal gas constant in SI unit is
(a) 0.8134 J/mole/K (b) 8.314 J/mole/K
(c) 8314 J/mole/K (d) 83.14 J/mole/K
23. Delta represents
(a) a crop total depth of water required by
(b) seasonal water requirement
(c) daily water requirement
(d) monthly water requirement
24. Minor irrigation project have cultural command area
(a) less than 2000 hectares (b) 10,000 hectares
(c) 2000 to 10,000 hectares (d) 1500 hectares
25. At permanent wilting point soil moisture tension is
(a) 5 to 50 bars (b) 50 bars
(c) 5 to 10 bars (d) 7 to 32 atmosphere
26. A tile drainage system consists of
(a) tile drain (b) submain
(c) drainage outlet (d) All of the above
27. A drainage canal discharges 0.2 m3/sec of water from 250 hectares area, the drainage
coefficient of the land will be
(a) 2 mm (b) 7 mm
(c) 10 mm (d) 7 cm
28. If the net amount of irrigation is 8 cm and field efficiency is 75%, the gross amount of
water to be applied to the field will be
29. The velocity of water through pipes and open channels may be estimated by
(a) Chezy’s formula (b) Manning’s formula
(c) by (a) & (b) both (d) None of the above
30. A centrifugal pump has a discharge of 5400 litres per minute with total head of 20 metres.
If the overall efficiency of the pumpset is 64 percent the size of the required electric motor
will be
(a) 24 HP (b) 37.5 HP
(c) 28 HP (d) 20 HP
31. If gross irrigation is 15 cm and irrigation efficiency is 80%, then net irrigation will be
(a) 10 cm (b) 12 cm
(c) 15 cm (d) 19 cm
32. Evapotranspiration is directly measured by
(a) Penman – Monteith method (b) Blaney-Criddle method
(c) Penman Method (d) Lysiemeter method
33. The gauge used to measure the depth of flow over a weir is located upstream of a weir at a
distance of about
(a) twice the approximate head (b) thrice the approximate head
(c) four times the approximate head (d) equal to approximate head
34. For medium loam soils, the length of the border should be
(a) 60 – 120 m (b) 100 – 180 m
(c) 150 – 300 m (d) 300 – 500 m
35. For better uniformity of water application in sprinker irrigation percent overlap should
(a) decrease with the increase in wind velocity
(b) increase with the increase in wind velocity
(c) be 50%
(d) be 70%
36. If ‘q’ be the curvature angle of an open ditch the radius of curvature (r) of the open ditch
in metres can be calculated using the formula
(a) R = 15/sin(q/4) (b) R = 15/sin(q/2)
(c) R = 15/cos(q/4) (d) R = 15/cos(q/2)
37. 20 – 40 rule is used to compute the
(a) head loss in a drainage pipe
(b) slope of drainage ditch
(c) design discharge below the function point of the ditch
(d) hydraulic radius of drainage ditch