McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Civil Engineering .
| 1. |
The ratio of the total floor area inclusive of all the floors to the area of the plot on which building stands is known as ___________ |
| A. | groundage |
| B. | plot area |
| C. | floor area |
| D. | built-up area |
| Answer» D. built-up area | |
| 2. |
Which of the following is not a characteristic of sound? |
| A. | intensity |
| B. | frequency |
| C. | speed |
| D. | quality |
| Answer» C. speed | |
| 3. |
Sound travels faster in gases than in solids. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 4. |
The velocity of sound in bricks is __________ |
| A. | 1450 m/sec |
| B. | 343 m/sec |
| C. | 3000 m/sec |
| D. | 4300 m/sec |
| Answer» D. 4300 m/sec | |
| 5. |
The intensity of sound is proportional to __________ of amplitude. |
| A. | square root |
| B. | cube root |
| C. | square |
| D. | cube |
| Answer» C. square | |
| 6. |
Which of the following relations between loudness and intensity is correct? |
| A. | i ∝ log l |
| B. | i ∝ log l2 |
| C. | l ∝ log i |
| D. | l ∝ log i2 |
| Answer» C. l ∝ log i | |
| 7. |
Which law states that the magnitude of a sensation is directly proportional to the logarithm of the physical stimulus producing it? |
| A. | beer-lambert law |
| B. | huygens–fresnel law |
| C. | lorentz law |
| D. | weber and fechner’s law |
| Answer» D. weber and fechner’s law | |
| 8. |
The intensity of sound depends on the ear of the listener. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 9. |
The amount of sound transmitted outside a room depends on the surface while the amount of sound reflected or absorbed depends on the sound insulation properties of the surface. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 10. |
Which of the following statements is correct? |
| A. | pitch of the sound increases with increase in frequency |
| B. | pitch of the sound decreases with increase in frequency |
| C. | decibel is equal to 1/100 of bel |
| D. | increase in the amplitude of the sound decreases the intensity |
| Answer» A. pitch of the sound increases with increase in frequency | |
| 11. |
For an echo to be distinguished as separate, it should reach the ear _________ of a second after the direct sound. |
| A. | one-fourth |
| B. | one-fifth |
| C. | one-eighth |
| D. | one-tenth |
| Answer» D. one-tenth | |
| 12. |
Reverberation time is directly proportional to ____________ |
| A. | effective surface area |
| B. | lateral surface area |
| C. | volume of the room |
| D. | shape of the room |
| Answer» C. volume of the room | |
| 13. |
In the Sabine’s expression for reverberation time t=0.16V/A, A represents __________ |
| A. | area of the room |
| B. | volume of the room |
| C. | total absorbing power |
| D. | total adsorbing power |
| Answer» C. total absorbing power | |
| 14. |
Reverberation time is independent of the shape of the room. |
| A. | true |
| B. | false |
| Answer» A. true | |
| 15. |
The absorption of a surface is the product of the __________ of the surface and its absorption coefficient. |
| A. | length |
| B. | area |
| C. | volume |
| D. | width |
| Answer» B. area | |
| 16. |
Calculate the transmission loss given the sound levels measured on either side of the wall is 60 dB and 40 dB. |
| A. | 20 db |
| B. | 100 db |
| C. | 60 db |
| D. | 2400 db |
| Answer» C. 60 db | |
| 17. |
Hard materials used for sound insulation are good absorbers. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 18. |
n rigid homogeneous walls, the transmission loss of a one-brick wall is _________ |
| A. | 10 db |
| B. | 20 dbc) |
| C. | 50 db |
| D. | 70 db |
| Answer» C. 50 db | |
| 19. |
In cavity wall construction for soundproofing, the width of the cavity should be at least _________ |
| A. | 3 cm |
| B. | 5 cm |
| C. | 8 cm |
| D. | 12 cm |
| Answer» B. 5 cm | |
| 20. |
The sound insulation offered by rigid homogenous walls decreases with the increase in the thickness of the wall. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 21. |
Concrete floor floating construction provides good insulation against __________ sounds. |
| A. | impact |
| B. | air-borne |
| C. | water-borne |
| D. | structural |
| Answer» A. impact | |
| 22. |
If the direction of the wind is at 90° to one of the faces, positive pressure will be produced on __________ |
| A. | windward face |
| B. | leeward face |
| C. | two windward faces |
| D. | two leeward faces |
| Answer» A. windward face | |
| 23. |
Ventilation arising from the temperature difference between outside and inside takes place due to ____________ effect. |
| A. | stack |
| B. | stark |
| C. | zeeman |
| D. | spark |
| Answer» A. stack | |
| 24. |
The maximum rate of air change is __________ |
| A. | 30 per min |
| B. | 30 per hour |
| C. | 60 per min |
| D. | 60 per hour |
| Answer» D. 60 per hour | |
| 25. |
The general temperature difference between inside and outside of a room is not more than ____________ |
| A. | 3°c |
| B. | 5°c |
| C. | 6°c |
| D. | 8°c |
| Answer» D. 8°c | |
| 26. |
. Partially ventilated single stack system is the modified form of __________ |
| A. | single stack system and two-pipe system |
| B. | single stack system and one pipe system |
| C. | one pipe system and two-pipe system |
| D. | two pipe system |
| Answer» B. single stack system and one pipe system | |
| 27. |
In the two-pipe system for the drainage of buildings, the discharge from the waste pipe is disconnected from the drain by using __________ |
| A. | gully trap |
| B. | silt trap |
| C. | floor trap |
| D. | grease trap |
| Answer» A. gully trap | |
| 28. |
Septic action is produced by the septic tank by __________ |
| A. | fungi |
| B. | virus |
| C. | termites |
| D. | anaerobic bacteria |
| Answer» D. anaerobic bacteria | |
| 29. |
The length of the bathtubs generally varies from ___________ |
| A. | 1.7-1.85 m |
| B. | 2.5-3.2 m |
| C. | 3.6-4.7 m |
| D. | 4.8-5.2 m |
| Answer» A. 1.7-1.85 m | |
| 30. |
The pedestal type European water closet is also known as ________ |
| A. | commode |
| B. | corundum |
| C. | luminite |
| D. | limonite |
| Answer» A. commode | |
| 31. |
Which of the following is not a classification of traps based on their shape? |
| A. | p-trap |
| B. | q-trap |
| C. | s-trap |
| D. | w-trap |
| Answer» D. w-trap | |
| 32. |
________ consists of a group of member which form a support for a door or window. |
| A. | sill |
| B. | head |
| C. | style |
| D. | frame |
| Answer» D. frame | |
| 33. |
_________ is the top most horizontal member of the shutter. |
| A. | head |
| B. | bottom rail |
| C. | top rail |
| D. | style |
| Answer» C. top rail | |
| 34. |
__________ is the middle horizontal member of the shutter where the locking arrangement is provided. |
| A. | lock rail |
| B. | cross rail |
| C. | top rail |
| D. | bottom rail |
| Answer» A. lock rail | |
| 35. |
he top or uppermost horizontal part of a frame is known as the _______ |
| A. | panel |
| B. | hold fast |
| C. | horn |
| D. | head |
| Answer» D. head | |
| 36. |
________ is the area of shutter enclosed between the adjacent rails. |
| A. | sash |
| B. | jamb |
| C. | holdfast |
| D. | panel |
| Answer» D. panel | |
| 37. |
The entire assembly of styles, panels and rails is known as the __________ |
| A. | putty |
| B. | horn |
| C. | sash |
| D. | shutter |
| Answer» D. shutter | |
| 38. |
_________ is a vertical member which is employed to subdivided a window or door opening vertically. |
| A. | transom |
| B. | jamb |
| C. | mullion |
| D. | rebate |
| Answer» C. mullion | |
| 39. |
____________ is a piece of timber which is fixed in an inclined position within a frame. |
| A. | jamb |
| B. | reveal |
| C. | rebate |
| D. | louver |
| Answer» D. louver | |
| 40. |
__________ is a mixture of a linseed oil and whiting Chalk. |
| A. | putty |
| B. | pop |
| C. | concrete |
| D. | jamb |
| Answer» A. putty | |
| 41. |
_________ is a strip of wood, usually moulded or Splayed, which is fixed on the sides and head of opening. |
| A. | style |
| B. | architrave |
| C. | architect |
| D. | head |
| Answer» B. architrave | |
| 42. |
The most common type of door is: |
| A. | double leaf door |
| B. | louvred door |
| C. | single leaf door |
| D. | battened door |
| Answer» C. single leaf door | |
| 43. |
The representative figure below shows the mechanism of a _________ door. |
| A. | rotating |
| B. | swing |
| C. | spinning |
| D. | sliding |
| Answer» A. rotating | |
| 44. |
A casement window hung horizontally is called: |
| A. | hopper |
| B. | awning |
| C. | pivot |
| D. | transom |
| Answer» B. awning | |
| 45. |
Light, a term used in windows, is: |
| A. | area between outer parts of a window |
| B. | glazed part of the window |
| C. | area between inner parts of a window |
| D. | opening of the window allowing light |
| Answer» A. area between outer parts of a window | |
| 46. |
If a door swings towards the person opening it, it is called: |
| A. | left handed |
| B. | reverse |
| C. | normal |
| D. | right handed |
| Answer» B. reverse | |
| 47. |
Which of the below material of window has life span of 50 years? |
| A. | pvc |
| B. | steel |
| C. | upvc |
| D. | aluminium |
| Answer» C. upvc | |
| 48. |
_________ door swings both ways. |
| A. | mead |
| B. | dutch |
| C. | garden |
| D. | french |
| Answer» A. mead | |
| 49. |
A bay window is a multi-panel window, which: |
| A. | is provided at corners |
| B. | runs parallel to the wall |
| C. | embeds inside wall |
| D. | projects outside wall |
| Answer» D. projects outside wall | |
| 50. |
A roof lantern is also called: |
| A. | skylight |
| B. | cupola |
| C. | celestory |
| D. | oriel |
| Answer» B. cupola | |
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