var questions = new Array();
var choices = new Array();
var answers = new Array();
var response = new Array();


questions[0] = "1. The bed of a machine tool is normally made of";
choices[0] = new Array();
choices[0][0] = "C.I.";
choices[0][1] = "Medium Carbon steel";
choices[0][2] = "Alloy steel";
choices[0][3] = "Mild steel";
answers[0] = choices[0][0];

questions[1] = "2. For transmitting power between two shafts which are at right angles but non-intersecting, the gearing used is";
choices[1] = new Array();
choices[1][0] = "worm and worm wheel";
choices[1][1] = "spur gearing";
choices[1][2] = "helical gearing";
choices[1][3] = "bevel gearing";
answers[1] = choices[1][3];

questions[2] = "3. In a lifting machine, a load of 50 KN is moved by a distance of 10 KN which moves through a distance of 1 m, the efficincy of the machine is";
choices[2] = new Array();
choices[2][0] = "20%";
choices[2][1] = "50%";
choices[2][2] = "10%";
choices[2][3] = "40%";
answers[2] = choices[2][1];

questions[3] = "4. The spindles of bench vices are usually provided with";
choices[3] = new Array();
choices[3][0] = "Buttress threads";
choices[3][1] = "square threads";
choices[3][2] = "acme threads";
choices[3][3] = "V-threads";
answers[3] = choices[3][2];

questions[4] = "5. Complementary shear stresses equal to 200 KN/m^2 are acting on the side of a square 1m*1m, the stress on the diagonal is";
choices[4] = new Array();
choices[4][0] = "200 KN/m^2 shear";
choices[4][1] = "200/2 KN/m^2, tensile";
choices[4][2] = "200 KN/m^2, tensile";
choices[4][3] = "200/2 KN/m^2, shear";
answers[4] = choices[4][2];

questions[5] = "6. First law of thermodynamics involves the concept of";
choices[5] = new Array();
choices[5][0] = "absolute temperature";
choices[5][1] = "entropy";
choices[5][2] = "work done";
choices[5][3] = "internal energy";
answers[5] = choices[5][3];

questions[6] = "7. The kinetic energy of a body of a mass 2kg, when it falls in air from rest through a height of 5 m is";
choices[6] = new Array();
choices[6][0] = "98.1 J";
choices[6][1] = "9.8 Nm";
choices[6][2] = "10 n";
choices[6][3] = "20 j";
answers[6] = choices[6][0];

questions[7] = "8. Indicated thermal efficiency of an engine is";
choices[7] = new Array();
choices[7][0] = "Brake power/Indicated power";
choices[7][1] = "Indicated power/Mechanical efficiency";
choices[7][2] = "Brake thermal efficiency/Mechanical efficiency";
choices[7][3] = "Brake power/Mechanical efficiency";
answers[7] = choices[7][2];

questions[8] = "9. The approximate air fuel ratio in a diesel engine under rated conditions is";
choices[8] = new Array();
choices[8][0] = "12 to 1";
choices[8][1] = "20 to 1";
choices[8][2] = "15 to 11";
choices[8][3] = "80 to 1";
answers[8] = choices[8][1];

questions[9] = "10. A 4 cylinder 4 stroke diesel engine has 3000 power strokes per minute; its speed in RPM is";
choices[9] = new Array();
choices[9][0] = "3000";
choices[9][1] = "6000";
choices[9][2] = "750";
choices[9][3] = "1500";
answers[9] = choices[9][1];

questions[10] = "11. One of the following type of pumps is used in a diesel engine";
choices[10] = new Array();
choices[10][0] = "jet pump";
choices[10][1] = "reciprocating pump";
choices[10][2] = "gear pump";
choices[10][3] = "axial flow pump";
answers[10] = choices[10][1];

questions[11] = "12. In a six cylinder 4 stroke petrol engine running at 2000 RPM, the cam shaft runs at";
choices[11] = new Array();
choices[11][0] = "1000 RPM";
choices[11][1] = "2000 RPM";
choices[11][2] = "6000 RPM";
choices[11][3] = "500 RPM";
answers[11] = choices[11][1];

questions[12] = "13. The inlet valve in a 4 stroke IC engine opens";
choices[12] = new Array();
choices[12][0] = "after TDC";
choices[12][1] = "before BDC";
choices[12][2] = "before TDC";
choices[12][3] = "after BDC";
answers[12] = choices[12][2];

questions[13] = "14. The gudgeion pin connects the";
choices[13] = new Array();
choices[13][0] = "connecting rod and the crank";
choices[13][1] = "piston and crank";
choices[13][2] = "crank and connecting rod";
choices[13][3] = "piston and the connecting rod";
answers[13] = choices[13][3];

questions[14] = "15. The cost of lubricating oils in a machine shop may be classified as";
choices[14] = new Array();
choices[14][0] = "direct material cost";
choices[14][1] = "prime cost";
choices[14][2] = "factory overhead cost";
choices[14][3] = "administrative overhead cost";
answers[14] = choices[14][2];

questions[15] = "16. The thermo dynamic cycle used in a petrol engine is the";
choices[15] = new Array();
choices[15][0] = "constant pressure cycle";
choices[15][1] = "Carnot cycle";
choices[15][2] = "Rankine cycle";
choices[15][3] = "constant volume cycle";
answers[15] = choices[15][3];

questions[16] = "17. A 4 stroke 2 cylinder deisel engine has an IMEP of 4 bar and a mechanical efficiency of 80 per cent, the brake mean effective pressure is";
choices[16] = new Array();
choices[16][0] = "3.2 bar";
choices[16][1] = "5.0 bar";
choices[16][2] = "6.4 bar";
choices[16][3] = "2.5 bar";
answers[16] = choices[16][0];

questions[17] = "18. In an inpulse turbine the velocity of steam remains constant in the";
choices[17] = new Array();
choices[17][0] = "nozzles";
choices[17][1] = "moving blades";
choices[17][2] = "fixed blades";
choices[17][3] = "casing";
answers[17] = choices[17][1];

questions[18] = "19. Parson's turbine is an example of a";
choices[18] = new Array();
choices[18][0] = "impulse turbine";
choices[18][1] = "reaction turbine";
choices[18][2] = "radial flow turbine";
choices[18][3] = "water turbine";
answers[18] = choices[18][1];

questions[19] = "20. An example of a water tube boiler is a";
choices[19] = new Array();
choices[19][0] = "Locomotive boiler";
choices[19][1] = "Lancashire boiler";
choices[19][2] = "Babcock-Wilcox boiler";
choices[19][3] = "Cochran boiler";
answers[19] = choices[19][2];

questions[20] = "21. Which one of the following is a boiler mounting?";
choices[20] = new Array();
choices[20][0] = "fusible plug";
choices[20][1] = "super heater";
choices[20][2] = "economiser";
choices[20][3] = "chimney";
answers[20] = choices[20][0];

questions[21] = "22. In our state a super thermal power station is located at";
choices[21] = new Array();
choices[21][0] = "Hyderabad";
choices[21][1] = "Vijayawada";
choices[21][2] = "Nellore";
choices[21][3] = "Ramagundam";
answers[21] = choices[21][3];

questions[22] = "23. Super heated steam at 20 bar enters a nozzle, for maximum discharge the throat pressure should be";
choices[22] = new Array();
choices[22][0] = "16 bar";
choices[22][1] = "10.92 bar";
choices[22][2] = "10 bar";
choices[22][3] = "11.6 bar";
answers[22] = choices[22][1];

questions[23] = "24. For the purpose of comparison, the steam generating capacity of a boiler is generally expressed in terms of";
choices[23] = new Array();
choices[23][0] = "equivalent evaporation";
choices[23][1] = "kg/hr";
choices[23][2] = "steam pressure";
choices[23][3] = "thermal efficiency";
answers[23] = choices[23][0];

questions[24] = "25. One of the following methods is adopted for governing of steam turbines in a power plant";
choices[24] = new Array();
choices[24][0] = "hit and miss governing";
choices[24][1] = "blow off in boiler";
choices[24][2] = "throtle governing";
choices[24][3] = "speed control";
answers[24] = choices[24][2];

questions[25] = "26. An aircraft gas turbine operates on";
choices[25] = new Array();
choices[25][0] = "Sterling cycle";
choices[25][1] = "Bryton cycle";
choices[25][2] = "Rankine cycle";
choices[25][3] = "Otto cycle";
answers[25] = choices[25][1];

questions[26] = "27. The output of a gas turbine is 3000 KW and its efficiency is 20 percent, the heat supplied is";
choices[26] = new Array();
choices[26][0] = "150 KW";
choices[26][1] = "6000 KW";
choices[26][2] = "600 MW";
choices[26][3] = "15 MW";
answers[26] = choices[26][3];

questions[27] = "28. Which one of the following is not used as a refrigerant?";
choices[27] = new Array();
choices[27][0] = "carbon monoxide";
choices[27][1] = "ammonia";
choices[27][2] = "sulphur dioxide";
choices[27][3] = "carbon dioxide";
answers[27] = choices[27][0];

questions[28] = "29. The refrigerant used in the domestic refrigerator is";
choices[28] = new Array();
choices[28][0] = "sulphur dioxide";
choices[28][1] = "air";
choices[28][2] = "methane";
choices[28][3] = "Freon";
answers[28] = choices[28][3];

questions[29] = "30. In industry of developed nations the type of production most often occuring is";
choices[29] = new Array();
choices[29][0] = "Mass production";
choices[29][1] = "Batch production";
choices[29][2] = "Single lot production";
choices[29][3] = "Create lot production";
answers[29] = choices[29][1];

questions[30] = "31. The operation which can not be performed on a lathe machine is";
choices[30] = new Array();
choices[30][0] = "facing";
choices[30][1] = "drilling";
choices[30][2] = "thread cutting";
choices[30][3] = "slotting";
answers[30] = choices[30][3];