MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A cylinder can withstand the L.P.G. at 16.7 atmospheric pressure, if at any time instant the inside pressure of L.P.G. becomes 13 atmosphere pressures at 27°C. Then what will be the temperature at which it will explode? |
| A. | 116.7°C |
| B. | 114.1°C |
| C. | 112.1°C |
| D. | 111.6°C |
| Answer» D. 111.6°C | |
| 2. |
7 gram of gas occupies a volume of 4.1 litre at 300°K temperature and 1 atmospheric pressure. What will be the molecular mass of gas? |
| A. | 78.19 |
| B. | 42.05 |
| C. | 35.65 |
| D. | 18.19 |
| Answer» C. 35.65 | |
| 3. |
What will be the temperature, at which 28g nitrogen occupies a volume of 10 litres at 2.46 atmospheric pressure? |
| A. | 319.48 K |
| B. | 456.23 K |
| C. | 299.64 K |
| D. | 123.45 K |
| Answer» D. 123.45 K | |
| 4. |
A tractor tyre contains 28 litre of air at 184 kPa pressure and 27°C temperature. How much air does the tyre contain? |
| A. | 0.0599 kg |
| B. | 0.599 kg |
| C. | 55.059 kg |
| D. | 5.99 kg |
| Answer» B. 0.599 kg | |
| 5. |
1 kg of air is compressed from 40 m3 volume under 100 kPa pressure to 1 m3 volume. What will be the pressure at constant temperature? |
| A. | 5000 kPa |
| B. | 6170 kPa |
| C. | 3215 kPa |
| D. | 4000 kPa |
| Answer» E. | |
| 6. |
In a artesian well, when water level falls below the top of confined aquifer, then this type of well is known as ______ |
| A. | well in unconfined aquifer |
| B. | gravity well |
| C. | combined artesian gravity well |
| D. | artesian well |
| Answer» D. artesian well | |
| 7. |
Three tube wells of 20cm diameter each forming an equilateral triangle at distance 100m on side. The coefficient of permeability is 4.15 * 10-4 m/s, drawdown is 4m and aquifer is 30m thick. If radius of influence is 245m, what is the discharge in each well? |
| A. | 0.033 m3/s |
| B. | 0.040 m3/s |
| C. | 0.036 m3/s |
| D. | 0.042 m3/s |
| Answer» D. 0.042 m3/s | |
| 8. |
In a tube well of 20cm diameter in a soil with coefficient of permeability of 4.15 * 10-4m/s, drawdown is 4m and aquifer is 30m thick. If radius of influence is 245m, what is the discharge in each well? |
| A. | 0.033 m3/s |
| B. | 0.040 m3/s |
| C. | 0.036 m3/s |
| D. | 0.042 m3/s |
| Answer» D. 0.042 m3/s | |
| 9. |
Two tube wells of 20cm diameter each are 100m apart. The coefficient of permeability is 4.15 * 10-4 m/s, drawdown is 4m and aquifer is 30m thick. If radius of influence is 245m, what is the discharge in each well? |
| A. | 0.033 m3/s |
| B. | 0.040 m3/s |
| C. | 0.036 m3/s |
| D. | 0.042 m3/s |
| Answer» D. 0.042 m3/s | |
| 10. |
The formula for discharge for three wells forming an equilateral triangle at distance B on side is given by ____________ |
| A. | \(q_1=q_2=q_3= \frac{2πkb(H-h)}{log_e \frac{R^2}{rB}} \) |
| B. | \(q_1=q_2=q_3= \frac{2πkb(H-h)}{log_e \frac{R^3}{rB^2}}\) |
| C. | \(q_1=q_2=q_3= \frac{2πkb(H-h)}{log_e \frac{RB}{r}}\) |
| D. | \(q_1=q_2=q_3= \frac{kb(H-h)}{log_e \frac{R}{rB}}\) |
| Answer» C. \(q_1=q_2=q_3= \frac{2πkb(H-h)}{log_e \frac{RB}{r}}\) | |
| 11. |
The formula for discharge for two wells at distance B is given by ____________ |
| A. | \(q_1=q_2=\frac{2πkb(H-h)}{log_e \frac{R^2}{rB}} \) |
| B. | \(q_1=q_2=\frac{2πkb(H-h)B}{log_e \frac{r}{R}}\) |
| C. | \(q_1=q_2=\frac{2πkb(H-h)}{log_e \frac{RB}{r}}\) |
| D. | \(q_1=q_2=\frac{kb(H-h)}{log_e \frac{R}{rB}} \) |
| Answer» B. \(q_1=q_2=\frac{2πkb(H-h)B}{log_e \frac{r}{R}}\) | |
| 12. |
The discharge for drawdown of well is given by _______ |
| A. | \(q=\frac{2πkb(H-h)}{log_{10}\frac{R}{r}}\) |
| B. | \(q=\frac{2πkb(H-h)}{log_e\frac{r}{R}}\) |
| C. | \(q=\frac{2πkb(H-h)}{log_e\frac{R}{r}}\) |
| D. | \(q=\frac{kb(H-h)}{log_e\frac{R}{r}}\) |
| Answer» D. \(q=\frac{kb(H-h)}{log_e\frac{R}{r}}\) | |
| 13. |
When two wells are situated near each other, the discharge in individual well is ________ |
| A. | increased |
| B. | decreased |
| C. | not effected |
| D. | remains same with respect to each other |
| Answer» C. not effected | |
| 14. |
Which component is not used as an impurity in diffusion process? |
| A. | Phosphorous |
| B. | Boron chloride |
| C. | Phosphorous pentaoxide |
| D. | Boron oxide |
| Answer» B. Boron chloride | |
| 15. |
In the fabrication of monolithic ICs, Boron chloride is added as an impurity in the diffusion process. Find the diffusion time, if the furnace is heated up to 1200oc. |
| A. | 1 hour |
| B. | 2 hours |
| C. | 45 minutes |
| D. | 30 minutes |
| Answer» C. 45 minutes | |
| 16. |
Which of the following is added as an impurity to p-type material in diffusion process? |
| A. | Phosphorous pentaoxide (P2O5) |
| B. | Phosphorous oxychloride (POcl3) |
| C. | Boron oxide (B2O3) |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 17. |
For photographic purpose usually coordinatograph is preferred for artwork because, |
| A. | It is a precision drafting machine |
| B. | Cutting head can be positioned accurately |
| C. | It can be moved along two perpendicular axes |
| D. | All of the mentioned |
| Answer» E. | |
| 18. |
Find the area of artwork done for a monolithic chip of area 30mil × 30mil. |
| A. | 16 cm × 16 cm |
| B. | 60 cm × 60 cm |
| C. | 12 cm × 12 cm |
| D. | 36 cm × 36 cm |
| Answer» E. | |
| 19. |
The process involved in photolithography is |
| A. | Making of a photographic mask only |
| B. | Photo etching |
| C. | Both photo etching and making of photographic mask |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 20. |
Polylactides are non-biodegradable in nature. |
| A. | TRUE |
| B. | FALSE |
| Answer» C. | |
| 21. |
The following is the monomer for ___________ |
| A. | Poly (lactic acid) |
| B. | Poly (glycolic acid) |
| C. | Polythene |
| D. | Poly (glycolic acid)c) Polythened) Polystyrene |
| Answer» C. Polythene | |
| 22. |
Synthetic polymers can be manufactured with additional chemical functional groups to induce tissue regeneration. |
| A. | TRUE |
| B. | FALSE |
| Answer» B. FALSE | |
| 23. |
Polyesters are a kind of Natural polymer. |
| A. | TRUE |
| B. | FALSE |
| Answer» C. | |
| 24. |
Which of the following is an example of Synthetic polymer? |
| A. | Polylactic acid |
| B. | Dextran |
| C. | Chitin |
| D. | Amylose |
| Answer» B. Dextran | |
| 25. |
Synthetic materials owing to the bioactive properties have better interactions with the cells which allow them to enhance the cells’ performance in a biological system. |
| A. | TRUE |
| B. | FALSE |
| Answer» C. | |
| 26. |
Non-biodegradable- Synthetic polymers are made from _____________ |
| A. | petroleum |
| B. | lipids |
| C. | carbohydrates |
| D. | proteins |
| Answer» B. lipids | |
| 27. |
Synthetic polymers are sometimes referred as __________ |
| A. | plastics |
| B. | metals |
| C. | ceramic |
| D. | jelly |
| Answer» B. metals | |
| 28. |
____________ polymers are those which are human-made polymers. |
| A. | Hydrogel |
| B. | Biodegradable |
| C. | Natural |
| D. | Synthetic |
| Answer» E. | |
| 29. |
At what point would the slope of BMD of beam BD be 0? |
| A. | A |
| B. | B |
| C. | In between |
| D. | Never |
| Answer» E. | |
| 30. |
At what point would the slope of BMD of beam AB be 0? |
| A. | A |
| B. | B |
| C. | In between |
| D. | Never |
| Answer» D. Never | |
| 31. |
What will be the shape of BMD of beam BD? |
| A. | Triangular |
| B. | Rectangular |
| C. | Arbitrary quadrilateral |
| D. | Arbitrary curve |
| Answer» D. Arbitrary curve | |
| 32. |
What will be the shape of BMD of beam AB? |
| A. | Triangular |
| B. | Rectangular |
| C. | Trapezoid |
| D. | Arbitrary curve |
| Answer» E. | |
| 33. |
What will be the shape of SFD of beam BD? |
| A. | Triangular with discontinuity |
| B. | Rectangular with discontinuity |
| C. | Trapezoid with discontinuity |
| D. | Arbitrary curve |
| Answer» C. Trapezoid with discontinuity | |
| 34. |
Direction of shear force will always be towards x axis in this frame.Sate whether the above statement is true or false. |
| A. | True |
| B. | False |
| Answer» C. | |
| 35. |
The angle between two cylinders in a two cylinder V-type engine is usually |
| A. | 15 degrees |
| B. | 45 degrees |
| C. | 60 degrees |
| D. | 90 degrees |
| Answer» D. 90 degrees | |
| 36. |
W-type arrangement in twelve and sixteen cylinder engines has ______ |
| A. | One row of cylinders |
| B. | Two rows of cylinders |
| C. | Three rows of cylinders |
| D. | Four rows of cylinders |
| Answer» D. Four rows of cylinders | |
| 37. |
Engines used in Ashok Leyland Comet trucks are ________ |
| A. | Single cylinder engines |
| B. | Two cylinder engines |
| C. | Four cylinder engines |
| D. | Six cylinder engines |
| Answer» E. | |
| 38. |
Engines used in tractors are ______ |
| A. | Single cylinder engines |
| B. | Two cylinder engines |
| C. | Four cylinder engines |
| D. | Six cylinder engines |
| Answer» C. Four cylinder engines | |
| 39. |
What is the disadvantage of using diesel engine in comparison to petrol engine? |
| A. | Higher weight-to-power ratio |
| B. | Higher maintenance cost |
| C. | Greater starting difficulties |
| D. | All of the mentioned |
| Answer» E. | |
| 40. |
Which of these is not a cylinder head type of an ic engine? |
| A. | L head |
| B. | I head |
| C. | T head |
| D. | X head |
| Answer» E. | |
| 41. |
Which of these is a cylinder head type of an ic engine? |
| A. | X head |
| B. | U head |
| C. | F head |
| D. | C head |
| Answer» D. C head | |
| 42. |
Which of the following is not an arrangement of ic engine cylinders? |
| A. | Radial |
| B. | Circular |
| C. | V type engine |
| D. | Opposed cylinder engine |
| Answer» C. V type engine | |
| 43. |
Diesel engine is not employed in which of the following? |
| A. | Pumping sets |
| B. | Air compressors |
| C. | Tractors |
| D. | Motorcycles |
| Answer» E. | |
| 44. |
In Wankel engines, how many power strokes occur per rotor revolution? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 45. |
A 150 c.c. two-stroke petrol engine running at 5000 rpm can develop a maximum brake power of _________ |
| A. | 15 kW |
| B. | 10 kW |
| C. | 5 kW |
| D. | 1 kW |
| Answer» D. 1 kW | |
| 46. |
Which of the following is done by HCR? |
| A. | Phosphorylation of eIF4E-BP |
| B. | Phosphorylation of eIF2-alpha |
| C. | Dephosphorylation of eIF4E-BP |
| D. | Dephosphorylation of eIF2-Alpha |
| Answer» C. Dephosphorylation of eIF4E-BP | |
| 47. |
Phosphorylation of eIF4E-BP will affect translation in what way? |
| A. | Increase |
| B. | Decrease |
| C. | No effect |
| D. | There is no such factor |
| Answer» B. Decrease | |
| 48. |
Which initiation factor in eukaryotes recognizes the 7-M-G cap? |
| A. | eIF4G |
| B. | eIF4B |
| C. | eIF4E |
| D. | eIF4A1 |
| Answer» D. eIF4A1 | |
| 49. |
For which of these flows, periodic or cyclic boundary conditions are applicable? |
| A. | External flow over objects |
| B. | Swirling flow inside a cylindrical furnace |
| C. | Free surface flows |
| D. | Buoyancy driven flows |
| Answer» C. Free surface flows | |
| 50. |
The pairing operation can be done for all properties except ___________ of a flow. |
| A. | pressure |
| B. | density |
| C. | velocity components |
| D. | temperature |
| Answer» D. temperature | |