Departmental (other) • 2025 • Paper-II
Power factor is the ratio of
A)
average power/apparent power
B)
apparent power/reactive power
C)
reactive power/ average power
D)
apparent power/ average power
Option A is correct: average power/apparent power.
Departmental (other) • 2025 • Paper-II
Which of the following instrument will always indicate true rms values irrespective of the waveform ?
A)
Thermocouple meter
B)
Digital voltmeter
C)
Moving iron meter
D)
Electrostatic voltmeter
Option C is correct: Moving iron meter.
Departmental (other) • 2025 • Paper-II
Which of the following instrument is free from hysteresis and eddy current errors?
A)
Moving iron instrument
B)
PMMC instrument
C)
Electrostatic instrument
D)
Dynamometer instrument
Option C is correct: Electrostatic instrument.
Departmental (other) • 2025 • Paper-II
What is the purpose of earthing
A)
to maintain ground at zero potential
B)
to reduce the load current
C)
to protect the equipment from over load
D)
to reduce the losses
Option A is correct: to maintain ground at zero potential.
Departmental (other) • 2025 • Paper-II
If one line conductor of a 3-phase line is cut, the load is then supplied by
A)
single phase voltage
B)
two phase voltage
C)
three phase voltage
D)
single and two phase voltages
Option A is correct: single phase voltage.
Departmental (other) • 2025 • Paper-II
Kirchoff’s law is not applicable to circuits with
A)
non-linear resistance
B)
passive elements
C)
distributed parameters
D)
lumped parameters
Option C is correct: distributed parameters.
Departmental (other) • 2025 • Engineering Paper-II
Time of concentration using Kirpich: L = 200 m, S = 0.04
A)
5.0 min
B)
3.9 min
C)
6.2 min
D)
6.8 min
Option B is correct: 3.9 min.
Departmental (other) • 2025 • Engineering Paper-II
Which of the following rainfall types is most intense?
A)
Orographic
B)
Convective
C)
Cyclonic
D)
Frontal
Option B is correct: Convective.
Departmental (other) • 2025 • Engineering Paper-II
Discuss the role of mechanization in small and marginal farm holdings in India. Explain the constraints and suggest viable implement and power options with justification.
Departmental (other) • 2025 • Engineering Paper-II
Which method of levelling is most suitable for long profile surveys such as roads and canals?
A)
Rise and Fall Method
B)
Differential Levelling
C)
Height of Instrument Method
D)
Reciprocal Levelling
Option A is correct: Rise and Fall Method.
Departmental (other) • 2025 • Engineering Paper-II
A 4-hour storm delivers hourly rainfall depths of [10, 20, 25, 15] mm. If the ö-index (constant infiltration rate) is 6 mm/hr, compute the total effective rainfall depth (in mm).
Departmental (other) • 2025 • Engineering Paper-II
The inlet pipe of a drop inlet spillway functions like:
A)
Weir
B)
Sluice gate
C)
Orifice
D)
Free outfall
Option C is correct: Orifice.
Departmental (other) • 2025 • Engineering Paper-II
Two GPS points are 0.002° apart in latitude. What is the approximate linear distance?
A)
432 m
B)
222 m
C)
212 m
D)
600 m
Option B is correct: 222 m.
Departmental (other) • 2025 • Engineering Paper-II
Calculate the volume of earthwork using trapezoidal rule: Areas at 20 m intervals: 20, 24, 28, 22, 18 m²
A)
1860 m³
B)
960 m³
C)
1040 m³
D)
1000 m³
Option A is correct: 1860 m³.
Departmental (other) • 2025 • Engineering Paper-II
What is a typical map scale used for planning reservoir submergence and command area?
A)
1:250,000
B)
1:100,000
C)
1:10,000
D)
1:500,000
Option C is correct: 1:10,000.
Departmental (other) • 2025 • Engineering Paper-II
Two tangents intersect at chainage 1050 m with a deflection angle of 40°. A circular curve of radius 300 m is to be provided. Find the chainage of start and end of curve.
Departmental (other) • 2025 • Engineering Paper-II
Which of the following methods is used to determine a point’s position when its location is unknown, but the coordinates of at least three surrounding control points are known?
A)
Intersection
B)
Radiation
C)
Resection
D)
Traversing
Option C is correct: Resection.
Departmental (other) • 2025 • Engineering Paper-II
A storm of 12-hour duration delivers 90 mm of rainfall over a 150 km² catchment. The average infiltration rate is 3 mm/hr, and losses due to evaporation and depression storage total 10 mm. Calculate the total surface runoff volume in million cubic meters (MCM).
Departmental (other) • 2025 • Engineering Paper-II
During a heavy storm event, rainfall data from five stations (A, B, C, D, and E) in a catchment is recorded. Stations A and D failed to record rainfall. Normal annual rainfall and available storm rainfall are: A(1600, ?), B(1500, 105), C(1400, 95), D(1550, ?), E(1450, 90). Use the Normal Ratio Method to estimate the storm rainfall at Stations A and D.
Departmental (other) • 2025 • Engineering Paper-II
Following is a 5-sided traverse with last length missing: AB (100.0m, N 45° E), BC (120.0m, E), CD (130.0m, S 45° E), DE (100.0m, S). Calculate missing side EA (length and bearing).
Departmental (other) • 2025 • Engineering Paper-II
A straight trapezoidal channel of bed width 3 m, side slope 2:1, and depth 1.5 m carries water at velocity of 1.2 m/s. Estimate discharge.
A)
10.8 m³/s
B)
12.4 m³/s
C)
13.6 m³/s
D)
14.5 m³/s
Option A is correct: 10.8 m³/s.
Departmental (other) • 2025 • Engineering Paper-II
An implement cuts a 1.2 m width and works at 5 km/h. Time to cover 1 hectare?
A)
3.52 hrs
B)
1.67 hrs
C)
2.88 hrs
D)
1.25 hrs
Option A is correct: 3.52 hrs.
Departmental (other) • 2025 • Engineering Paper-II
Describe the traction characteristics of wheeled tractors versus crawler tractors in different soil conditions. Justify when crawler-type would be advantageous.
Departmental (other) • 2025 • Engineering Paper-II
For a tractor tire, the ideal slip ratio for optimum field operation is:
A)
0–2%
B)
2–4%
C)
8–15%
D)
>30%
Option C is correct: 8–15%.
Departmental (other) • 2025 • Engineering Paper-II
The coefficient of traction is defined as:
A)
Rolling resistance ÷ load
B)
Drawbar pull ÷ gross traction
C)
Net tractive force ÷ normal load
D)
Gross traction ÷ slip ratio
Option C is correct: Net tractive force ÷ normal load.
