IITR Agricultural Engineering GATE Exam Sample Question Paper
Organisation : Indian Institute of Technology Roorkee – IITR
Exam : GATE Exam
Year : 2016
Paper : Agricultural Engineering
Document Type : Sample Question Papers
Website : http://www.gate.iitr.ernet.in/?page_id=258
Download Sample Question Paper : https://www.pdfquestion.in/uploads/8662-AG.pdf
Agricultural Engineering GATE Exam Sample Question Papers :
Q. 1 – Q. 25 carry one mark each.
Q.1 Eigen values of the matrix ??5 3 4 ?? are
(A) -6.3 and -2.7
(B) -2.3 and -6.7
(C) 6.3 and 2.7 (D) 2.3 and 6.7
Q.2 With n being a positive integer, the series S , for p > 1 is
(A) convergent
(B) divergent
(C) asymptotic
(D) oscillatory
Q. 3 The function f(x) represents a normal distribution whose standard deviation and mean are 1 and 5, respectively. The value of f(x) at x = 5 is A) 0.0 (B) 0.159 (C) 0.282 (D) 0.398 Q.6 A watershed area of 1851 hectare has maximum distance of 7.12 km from the outlet to the farthest point on the divide line. The form factor of the watershed is
(A) 2.60
(B) 2.73
(C) 0.365
D) 0.385
Q. 4 In a cropped field, the following data are observed. Moisture content at field capacity (weight basis) = 36%
Current moisture content (weight basis) = 24% Bulk density of soil = 1.5 Mg m-3
Effective root zone depth = 0.8 m Conveyance efficiency = 80% Application efficiency = 90%
To bring soil moisture content to field capacity, the depth of irrigation in mm will be ______The normal annual rainfall for 5 rain guage stations A, B, C, D and E in a watershed were 112.7, 120.4, 118.3, 125.2 and 110.6 cm, respectively. In a particular year, the rain gauge installed at station C failed to record rainfall. In the same year the rain gauges at stations A, B, D and E recorded annual rainfall of 114.9, 118.3, 122.6 and 114.5 cm
Q.5 The correct conditions for which the hydraulically efficient rectangular channel will deliver maximum discharge are P – depth of water is equal to half the breadth of channel
Q – depth of water is equal to breadth of channel
R – depth of water is equal to twice the breadth of channel
S – hydraulic radius is equal to half the depth of water
(A) P and R
(B) P and Q
(C) P and S
(D) R and S
Q.6 The most suitable hydraulic structure for conveying water from higher elevation to lower elevation across the earthen bund is
(A) Drop structure
(B) Pipe drop structure
(C) Chute spillway
(D) Gabion structure
Q.6 Match the following
(P) Waste valve
(1) Jet pump (Q) Plunger (2) Centrifugal pump
(R) Foot valve (3) Reciprocating pump (S) Nozzle and venturi (4) Hydraulic ram
(A) P-3, Q-2, R-4, S-1
(B) P-4, Q-2, R-3, S-1
(C) P-1, Q-3, R-4, S-2
(D) P-4, Q-3, R-2, S-1
Q.7 The ASAE-SAE standard for tractor 3-point hitches has been categorized as Category I to IV on the basis of
(A) maximum drawbar power
(B) maximum drawbar pull
(C) brake power of tractor engine
(D) maximum PTO power
Q.8 A force of 8.0 kN is applied perpendicularly to the axis of a crankpin having circular cross- sectional area. The allowable shear stress of the crankpin material is 40.0 N mm-2. If the crankpin fails under double shear, the design diameter of the crankpin in mm is ___________
Q.9 The effective temperature (ET) scale developed in 1972 on the basis of a human model is
(A) Heart rate
(B) Blood pressure
(C) Psychological response
(D) Physiological response
Q.10 A gear pump discharges 100 L min-1 against a system pressure of 15 MPa. The overall efficiency of the pump is 0.75. Input power to run the pump in kW is ___________ Q.20 A 2.5 m long pipe is insulated at both ends. It has ID and OD as 50 mm and 56 mm, respectively. Its log-mean heat transfer area in m2 is ________________
Q.11 A vertical rotor planter has 8 cells on each rotor. The rolling radius of the ground wheel is 200 mm. The ratio of rpm of the ground wheel to that of the rotor shaft is 2:3. If the planting is done at a forward speed of 3.5 km h-1, the plant spacing in the rows in mm will be _____________