Monday, November 9, 2009
Monday, October 26, 2009
Engineering Drawing
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Engineering Drawing
View more presentations from Bhuiyan Shameem Mahmood Ebna Hai.
Tuesday, May 12, 2009
EDP IMPORTNAT QUESTIONS FOR 2nd MID & ALSO FOR EXTERNAL
ANSWER ANY FIVE QUESTIONS, EACH CARRIES SIXTEEN MARKS.
1) A point P is 15 mm above the H.P. and 20 mm in front of the V.P. Another point Q is 25 mm behind the V.P. and 40 mm below the H.P. Draw projections of P and Q keeping the distance between their projectors equal to 90 mm. Draw straight lines joining (i) their top views (ii) their front views.
2) Two points A and B are in the H.P. The point A is 30 mm in front of the V.P., while B is behind the V.P. The distance between their projectors is 75 mm and the line joining their top views makes an angle of 45° with XY. Find the distance of the point B from the V.P.
3) A point P is 20 mm below H.P. and lies in the third quadrant. Its shortest distance from XY is 40 mm. Draw its projections.
4) A line AB 120 mm long is inclined at 45° to H.P. and 30° to V.P. It’s mid point C is in the V.P. and 20 mm above H.P. The end A is in the third quadrant and B is in the first quadrant. Draw the projections of the line.
5) The top view of a 75 mm long line PQ measures 50 mm. P is 50 mm infront of the V.P. and 15 mm below the H.P. Point Q is 15 mm infront of V.P. and is above the H.P. Draw the front view of PQ and find its inclinations with the H.P. and the V.P.
6) Draw the projections of a line AB, 90 mm long, it’s mid point M is 50 mm above H.P. and 40 mm infront of the V.P. The end A is 20 mm above H.P. and 10 mm infront of V.P. Show the inclinations of the line with H.P. & V.P.
7) A line AB 65 mm long has its end A 20 mm above the H.P. and 25 mm infront of the V.P. The end B is 40 mm above H.P. and 65 mm infront of the V.P. Draw the projections of AB and show its inclinations both actual and apparent with H.P. & V.P.
8) A Room measures 8 m long, 5 m wide and 4 m high. An electric bulb hangs in the centre of the ceiling and 1 m below it. A thin straight wire connects the bulb to a switch kept in one of corner of the room and 2 m above the floor. Draw the projections of the wire, also determine its true length and slope with the floor.
9) A regular Hexagon of 40 mm side has a corner on the H.P. It’s surface is inclined at 45° to the H.P. and the top view of the diagonal through the corner which is in the H.P. makes an angle of 60° with V.P. Draw its projections.
10) Draw the projections of a rhombus having diagonals 125 mm and 50 mm long, the smaller diagonal of which is parallel to both the principal planes, while the other is inclined at 30° to the H.P.
11) Draw the projections of a circle of 75 mm diameter having the end A of the diameter AB in the H.P. the end B in the V.P. and the surface is inclined at 30° to the H.P. & 60° to the V.P.
12) A semicircular plate of 80 mm diameter has its straight edge in the V.P. and inclined at 45° to the H.P. The surface of the plate makes an angle of 30° with the V.P. Draw the projections.
13) ABCDE is a regular pentagonal plate of 40 mm side and has its corner A on H.P. The plate is inclined to H.P. such that the top view lengths of edges AB and AE are each 35 mm. The side CD is parallel to the both the reference planes. Draw the projections of the plate and find its inclination with H.P.
14) A plate having shape of an isosceles triangle has base 50 mm long and altitude 70 mm. It is so placed that in the front view it is seen as an equilateral triangle of 50 mm sides, one side inclined at 45° to XY. Draw its top view.
15) a. A square pyramid, base 40 mm side and axis 65 mm long, has its base in the V.P. One edge of the base is inclined at 35° to the ground and a corner contained by that edge is on the ground. Draw its projections.
b. A tetrahedron of 5 cm long edges is resting on the ground on one of its faces, with an edge of that face parallel to the V.P. Draw its projections and measure the distance of its apex from the ground.
16) A frustum of hexagonal pyramid side of top and bottom 25 mm and 40 mm respectively with axis 50 mm height rests on its base in H.P. Its axis is parallel to V.P. Draw the orthographic projections and provide the isometric view of the solid.
17) A hexagonal pyramid side of the base 25 mm long and height 70 mm has one of its triangular faces perpendicular to the H.P. and inclined at 45° to the V.P. The base side of this triangular face is parallel to the H.P. Draw its projections.
18) Draw the projections of a cone, base 50 mm diameter and axis 75 mm long lying on a generator on the ground with the top view of the axis making an angle of 45° with the V.P.
19) a. A rectangular block 75 mm x 60 mm x 85 mm has a hole of 20 mm diameter drilled centrally through its largest faces. Draw the projection when the block has its 50 mm long edge parallel to the H.P. and perpendicular to the V.P. and axis of the hole inclined at 60° to the H.P.
b. Draw the projections of a square pyramid having one of its triangular faces in the V.P. and the axis parallel to and 40 mm above the H.P. base 30 mm side, axis 75 mm long.
20) Draw the isometric view of a Door-Steps having three steps of 22 cm tread and 15 cm rise. The steps measure 75 cm widthwise.
21) Draw the isometric view of a cylinder of base 50 mm diameter and 70 mm height when its base on H.P.(use four-centre method)
22) Draw the isometric projections of a cone of base 40 mm diameter and height 58 mm when it rests with its base on H.P.
22) Two points A and B are 50 mm apart. Draw the curve traced out by a point P moving in such a way that the difference between its distances from A and B is always constant and equal to 20 mm.
23) Draw a straight line AB of any length. Mark a point F, 75 mm from AB. Trace the paths of a point P moving in such a way that the ratio of its distance from the point F, to its distance from AB is 3:2. Plot at least 8 points. Name the curve. Draw a normal and a tangent to curve at a point on it, 50 mm from F.
24) Show by means of a drawing that when the diameter of the directing circle is twice that of the generating circle, the hypocycloid is straight line. Take the diameter of the generating circle equal to 60 mm.
25) A circle of 50 mm diameter, rolls on a horizontal line for half a revolution clockwise and then on a line inclined at 60 to the horizontal for another half clockwise. Draw the curve traced by a point P on the circumference of the circle, taking the top most point on the rolling circle as the initial position of the generating point.
26) Two straight lines OA and OB make an angle of 75° between them. P is a point 40 mm from OA and 50 mm from OB. Draw a hyperbola through P, with OA and OB as asymptotes, making at least ten points.
27) ORTHOGRAPHIC VIEWS: N D BHATT 467 T0 473 PAGES.
28)ISOMETRIC VIEWS: N D BHATT PAGE NOS: 401-406 AND 414-416
1) A point P is 15 mm above the H.P. and 20 mm in front of the V.P. Another point Q is 25 mm behind the V.P. and 40 mm below the H.P. Draw projections of P and Q keeping the distance between their projectors equal to 90 mm. Draw straight lines joining (i) their top views (ii) their front views.
2) Two points A and B are in the H.P. The point A is 30 mm in front of the V.P., while B is behind the V.P. The distance between their projectors is 75 mm and the line joining their top views makes an angle of 45° with XY. Find the distance of the point B from the V.P.
3) A point P is 20 mm below H.P. and lies in the third quadrant. Its shortest distance from XY is 40 mm. Draw its projections.
4) A line AB 120 mm long is inclined at 45° to H.P. and 30° to V.P. It’s mid point C is in the V.P. and 20 mm above H.P. The end A is in the third quadrant and B is in the first quadrant. Draw the projections of the line.
5) The top view of a 75 mm long line PQ measures 50 mm. P is 50 mm infront of the V.P. and 15 mm below the H.P. Point Q is 15 mm infront of V.P. and is above the H.P. Draw the front view of PQ and find its inclinations with the H.P. and the V.P.
6) Draw the projections of a line AB, 90 mm long, it’s mid point M is 50 mm above H.P. and 40 mm infront of the V.P. The end A is 20 mm above H.P. and 10 mm infront of V.P. Show the inclinations of the line with H.P. & V.P.
7) A line AB 65 mm long has its end A 20 mm above the H.P. and 25 mm infront of the V.P. The end B is 40 mm above H.P. and 65 mm infront of the V.P. Draw the projections of AB and show its inclinations both actual and apparent with H.P. & V.P.
8) A Room measures 8 m long, 5 m wide and 4 m high. An electric bulb hangs in the centre of the ceiling and 1 m below it. A thin straight wire connects the bulb to a switch kept in one of corner of the room and 2 m above the floor. Draw the projections of the wire, also determine its true length and slope with the floor.
9) A regular Hexagon of 40 mm side has a corner on the H.P. It’s surface is inclined at 45° to the H.P. and the top view of the diagonal through the corner which is in the H.P. makes an angle of 60° with V.P. Draw its projections.
10) Draw the projections of a rhombus having diagonals 125 mm and 50 mm long, the smaller diagonal of which is parallel to both the principal planes, while the other is inclined at 30° to the H.P.
11) Draw the projections of a circle of 75 mm diameter having the end A of the diameter AB in the H.P. the end B in the V.P. and the surface is inclined at 30° to the H.P. & 60° to the V.P.
12) A semicircular plate of 80 mm diameter has its straight edge in the V.P. and inclined at 45° to the H.P. The surface of the plate makes an angle of 30° with the V.P. Draw the projections.
13) ABCDE is a regular pentagonal plate of 40 mm side and has its corner A on H.P. The plate is inclined to H.P. such that the top view lengths of edges AB and AE are each 35 mm. The side CD is parallel to the both the reference planes. Draw the projections of the plate and find its inclination with H.P.
14) A plate having shape of an isosceles triangle has base 50 mm long and altitude 70 mm. It is so placed that in the front view it is seen as an equilateral triangle of 50 mm sides, one side inclined at 45° to XY. Draw its top view.
15) a. A square pyramid, base 40 mm side and axis 65 mm long, has its base in the V.P. One edge of the base is inclined at 35° to the ground and a corner contained by that edge is on the ground. Draw its projections.
b. A tetrahedron of 5 cm long edges is resting on the ground on one of its faces, with an edge of that face parallel to the V.P. Draw its projections and measure the distance of its apex from the ground.
16) A frustum of hexagonal pyramid side of top and bottom 25 mm and 40 mm respectively with axis 50 mm height rests on its base in H.P. Its axis is parallel to V.P. Draw the orthographic projections and provide the isometric view of the solid.
17) A hexagonal pyramid side of the base 25 mm long and height 70 mm has one of its triangular faces perpendicular to the H.P. and inclined at 45° to the V.P. The base side of this triangular face is parallel to the H.P. Draw its projections.
18) Draw the projections of a cone, base 50 mm diameter and axis 75 mm long lying on a generator on the ground with the top view of the axis making an angle of 45° with the V.P.
19) a. A rectangular block 75 mm x 60 mm x 85 mm has a hole of 20 mm diameter drilled centrally through its largest faces. Draw the projection when the block has its 50 mm long edge parallel to the H.P. and perpendicular to the V.P. and axis of the hole inclined at 60° to the H.P.
b. Draw the projections of a square pyramid having one of its triangular faces in the V.P. and the axis parallel to and 40 mm above the H.P. base 30 mm side, axis 75 mm long.
20) Draw the isometric view of a Door-Steps having three steps of 22 cm tread and 15 cm rise. The steps measure 75 cm widthwise.
21) Draw the isometric view of a cylinder of base 50 mm diameter and 70 mm height when its base on H.P.(use four-centre method)
22) Draw the isometric projections of a cone of base 40 mm diameter and height 58 mm when it rests with its base on H.P.
22) Two points A and B are 50 mm apart. Draw the curve traced out by a point P moving in such a way that the difference between its distances from A and B is always constant and equal to 20 mm.
23) Draw a straight line AB of any length. Mark a point F, 75 mm from AB. Trace the paths of a point P moving in such a way that the ratio of its distance from the point F, to its distance from AB is 3:2. Plot at least 8 points. Name the curve. Draw a normal and a tangent to curve at a point on it, 50 mm from F.
24) Show by means of a drawing that when the diameter of the directing circle is twice that of the generating circle, the hypocycloid is straight line. Take the diameter of the generating circle equal to 60 mm.
25) A circle of 50 mm diameter, rolls on a horizontal line for half a revolution clockwise and then on a line inclined at 60 to the horizontal for another half clockwise. Draw the curve traced by a point P on the circumference of the circle, taking the top most point on the rolling circle as the initial position of the generating point.
26) Two straight lines OA and OB make an angle of 75° between them. P is a point 40 mm from OA and 50 mm from OB. Draw a hyperbola through P, with OA and OB as asymptotes, making at least ten points.
27) ORTHOGRAPHIC VIEWS: N D BHATT 467 T0 473 PAGES.
28)ISOMETRIC VIEWS: N D BHATT PAGE NOS: 401-406 AND 414-416
Friday, April 24, 2009
Thursday, April 23, 2009
Wednesday, April 22, 2009
Friday, April 10, 2009
BEST TEACHER DESCRIPTION
- BEST TEACHER DESCRIPTION
There are many characteristics, techniques, etc. that make for a successful teacher. These may be as varied as the teachers themselves. However, there are certain time-tested attributes, characteristics, and practices which contribute immensely to teacher success. The following list contains items that students have used to describe their best teachers.
1. Enthusiasm
Students can feel the excitement
Students easily detect the teacher's love for job and subject
2. Preparation
Teacher knows the subject
Teacher plans and prepares lessons daily
3. Punctuality
Always arrives on time
Begins and ends class on time
Expects and encourages students to arrive on time
4. Support and concern for students
Lets students know that he/she cares about their success
Takes time with students
Allows for creativity
Is friendly and courteous
Is supportive and encouraging
Is smiling, caring and loving
5. Consistency
Does not miss class
Is consistent in attitude and dealings with students
Is always well prepared to teach class
6. Politeness
Treats students with respect
Does not condescend
Avoids embarrassing students in class
7. Firmness and control
Is firm in a kind manner
Avoids tangents in teaching
8. Does not play favorites
9. Provides personal help
Takes time to explain concept
Gives individual attention
10. Accepts individual differences
11. Employs an effective delivery
Clarifies for understanding
Creates a sense of fun with the learning task
Eliminates bad, irritating and/or distracting habits
12. Does not make students lose face
Avoids criticizing students
13. Has high expectations of class members
14. Is humble
15. Is fair
16. Uses variety
Uses a variety of learning activities
Experiments
Allows for spontaneity
17. Has a sense of humor; is relaxed
18. Use of engaged time
Sets a good pace and provides for a change of pace
Avoids engaging students in "busy work"
19. Use of text
Is not a slave to the text
Uses text as a road map
20. Keeps within 1-2 days of the scheduled course outline
21. Field trips and other activities
Applies student experiences to classwork
22. Does not always teach from a sitting or leaning position
23. Interpersonal relationships with students
Does not allow students to call him/her by first name
Does not try to win a popularity contest
Maintains a healthy teacher-student relationship
Respects students
24.Does not allow one or two students to monopolize or dominate the class
25. Keeps accurate records of
Work completed
Attendance
Test results
Grades
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