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Right option is (d) Window

To explain I would say: Window is also LIKE door consists of two parts i.e. Frame and shutter. The window frame is SUITABLY fixed in the opening of the WALL and the window shutter is held in position by the window frame.

Right choice is (c) Clerestorey

To elaborate: The Clerestorey WINDOWS provide VENTILATION to the inside of the room as the FRONT is blocked by the verandah. They also IMPROVE the appearance of the building. The care should be taken to SEE that the upper part opens inside and the lower parts open outside.

The correct option is (b) Open and PIN joint

To ELABORATE: The various types of joints between the head and the post of the timber frame are – closed mortised and tenoned joint, pin and tenoned joint, and dovetailed joint. HOWEVER, Indian Standard recommends a DOVETAIL joint out of these three types.

The correct ANSWER is (C) Shutter

The BEST I can explain: A shutter is the openable part of a door or window. It is HELD in POSITION with the help of the door frame. A door frame is generally made up of wood.

The CORRECT ANSWER is (b) Corner

The explanation is: Corner Windows are placed at the corner of room and thus they have two faces in two perpendicular directions. Due to such situation, there is entry of LIGHT and air from two directions and in many cases, the elevation of the building is ALSO IMPROVED.

Right answer is (a) Pin hinge

To elaborate: The above figure REPRESENTS a pin hinge. This type of hinge is used for HEAVY door shutters. The centre pin of the hinge can be removed and the two LEAVES of the hinge can be fixed separately to the door frame and the door shutter.

Correct answer is (a) Laminated core flush door

Best explanation: Flush doors are of two TYPES – SOLID core flush door and hollow core flush door. Solid core flush door is also known as a laminated core flush door. It consists of a wooden frame comprising styles, TOP rail and the bottom rail. The top and bottom RAILS are USED to hold the core.

The correct option is (a) 10-15 cm

Explanation: The LENGTH of the horn is generally about 10-15 cm. It is used to FACILITATE the FIXING of the frame in the wall OPENING.

Correct answer is (a) Sliding

For explanation: In Sliding Windows, suitable openings are provided in the walls to receive the SHUTTERS when Windows are opened out. Such Windows are provided in trains, BUSES, Bank counters, SHOPS, ETC.

The correct answer is (c) Mullion

The best I can explain: WHEREAS, TRANSOM is a HORIZONTAL member that is employed to subdivide a window OPENING horizontally.

Right answer is (d) FRAME

Explanation: Whereas, the lowermost or BOTTOM horizontal PART of a WINDOW frame is known as the Sills. The DOOR frames are usually not provided with the sills.

The correct ANSWER is (a) Lock RAIL

To explain I would say: The additional horizontal rails FIXED between the top and bottom rails of a SHUTTER are known as the intermediate or cross rails. A rail which is fixed between the top rail and cross trail is CALLED as Frieze rail.

Right choice is (b) NORTHERN

To elaborate: A WINDOW should be located on the northern side of a room as seen from the point of FRESH air. This WOULD let the fresh air INSIDE the building and will provide good ventilation.

The CORRECT answer is (a) 12.5-15 mm

For EXPLANATION: The width of rebating of the timber frame at its outer EDGE varies between 12.5-15 mm. In this case, the depth is equal to the thickness of the SHUTTER. However, the depth of rebating of the timber frame at its inner edge is equal to 10 mm.

Right choice is (c) Windows

For explanation I would say: When Windows are PROVIDED for a purpose of LIGHT only, as in case of storage ROOM, showrooms, etc., they may be fixed so that they cannot be open. But when Windows are provided for light and ventilation, some or all the PORTIONS of Windows must open.

Right choice is (a) Internal, External

Best explanation: Regarding height and WIDTH of a door, the GENERAL rule FOLLOWED in INDIA is as FOLLOWS – Height = width + 1 m to 1.2 m approx. & WidthWidth = 0.4 to 0.6 of height.

Correct option is (C) 600 mm, 1300 mm

To elaborate: In a similar way, the designation 12 WT 12 DENOTES a Window opening with two Shutters having width and height is equal to 12 models i.e. 1200 mm.

The correct CHOICE is (a) Aldrex

The explanation: Aldrex is an anti-termite SOLUTION. It is added to coal tar which is then rubbed on all the parts of the timber FRAME which are in contact with the masonry. This prevents the timber from the attack of termites. Acetone is a VOLATILE solution and hence is soaked by the wood which makes it INEFFECTIVE against the attack of termites.

Right answer is (b) ALUMINIUM frames

The best I can explain: Aluminium frames are used only for those residential BUILDINGS where more FUNDS are available because of their large costs. Timber frames can be easily ATTACKED by termites. Stone frames are used in VILLAGES where the stone of good quality in required size is available.

Correct answer is (B) Sill

Explanation: Sill is the bottom-most horizontal PART of a frame. A head is the top horizontal part of a frame. BRACES are the inclined members provided for braced doors. Style is a component of a door shutter.

Correct choice is (a) SWING

Easiest explanation: In case of Swing doors, when the DOOR is to be used a slight push is made and then the action of SPRING BRINGS the shutter in the open position. This type of door is widely used in passages of public BUILDING such as government offices, banks, etc.

Correct choice is (a) Louvered

Best EXPLANATION: Louvers allow free passage of air when closed and at the same TIME, they maintain sufficient PRIVACY. The shutter CONSISTS of top rail, bottom rail and two styles which are a group to receive the louvers. The economical angle of INCLINATION of the louvers is 45° and they are generally fixed in position.

The correct option is (B) Top rail

Explanation: The top rail is the top horizontal member of the SHUTTER. The MIDDLE horizontal member of the shutter is the lock rail and the lowermost horizontal member of the shutter is called the BOTTOM rail.

The correct choice is (a) Head

The best I can explain: Head is the TOP horizontal PART of a frame. A SHUTTER is a component of DOOR fixed to a frame. Style and rail are the components of a door shutter.

Correct answer is (a) Cupboard LOCK

Easy explanation: The above figure represents a cupboard lock. Various types of locks commonly used are mortise locks, cupboard locks, RIM locks, PAD locks, lever handle locks, ETC.

Correct ANSWER is (a) Ledged

The best I can explain: In Ledged doors, the battens are 100 mm to 150 mm wide and 20 mm to 30 mm thick. The ledges are generally 100 mm to 200 mm wide and 30 mm thick. The three ledges are generally EMPLOYED to top, middle and bottom. The battens are SECURED by means of suitable joints and the shutter is hung on T-Hinges which are fixed on the ledges.

The correct choice is (c) Dormer

For explanation: The main purpose of providing Dormer Windows is to admit light and air to rooms that are constructed within or below the ROOF slopes. Whereas, CIRCULAR Windows are PIVOTED Windows of circular SHAPE. They are useful for factories, workshops, ETC.

Correct answer is (a) Revolving

Easy explanation: The revolving shutters or leaves which are 4 in numbers are radially ATTACHED to the pivot. The shutters may be fully glazed, fully panelled or partially panelled and partially glazed. The CENTRAL pivot is provided with the ball BEARING at the bottom and BUSH bearing at the top so that its rotation is smooth and without any jerks, friction and noise.

The correct choice is (b) Door

The best I can explain: Door basically consists of two parts, NAMELY, frame and shutter. The door shutter is held in a position by the door frame which in turn is FIXED in the opening of the WALL by some suitable MEANS.

The CORRECT option is (c) Q-section

Easiest explanation: The various sections of a steel DOOR FRAME are single ANGLE iron, DOUBLE angle iron, T-section and channel sections. Steel frames are widely used in factories and workshops.

Correct answer is (b) (1.0 m x 2 m) to (1.1 m x 2 m)

To elaborate: The generally adopted SIZE of an external DOOR of a residential BUILDING is (1.0 m x 2 m) to (1.1 m x 2 m). The adopted size of doors for bathrooms and closets is usually (0.7 m x 2 m) to (0.8 m x 2 m).

Right ANSWER is (a) True

Best explanation: The cross-sectional AREA of the head and the POST of a door frame is generally kept the same. The TOP horizontal member of the door frame is known as the head while the vertical members are known as posts.

The correct choice is (B) Shoulder to shoulder

The explanation is: The width of a DOOR should be such that it ensures the PASSING of two people walking shoulder to shoulder through that door. In the case of an opening, the number of modules indicates the width and the height, where each module is of 100 mm.

Correct OPTION is (b) Z

The BEST I can explain: Holdfasts are GENERALLY bent into a Z SHAPE. One end is fixed to the door frame and the other end is EMBEDDED in the wall. The minimum number of holdfasts recommended on each side of the door is generally three.

Correct choice is (c) Frame

Explanation: A door SHUTTER COMPRISES of styles, PANELS and RAILS. There are mainly three types of rails – top rail, lock rail and BOTTOM rail.

Right choice is (b) FRAME

To explain I WOULD say: A door consists mainly of two PARTS – door frame and door shutter. A frame is an assembly of HORIZONTAL and vertical MEMBERS which is attached in the opening of the wall by hold-fasts.

Correct choice is (b) False

The best EXPLANATION: Aldrop is the type of BOLT which is fixed in external doors where PAD locks are to be USED. Another type of bolt that is used for external doors where pad locks are to be used is HASP and staple bolt.