2023-01-03 | If the centroid of the triangle formed by (a,1,3) (-2,b,-5) and (4,7,c) in the origin then (a,b,c)= | 0:45 | 10 | |
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2023-01-03 | If A(1,2,3),B(0,1,2),C(2,1,0) are the vertices of a triangle ,then the length of median through A is | 0:57 | 6 | |
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2023-01-03 | If the locus of the point which is equidistant from (2,3,-1)and (-3,4,-3) is ax+by+cz=d and greater | 1:30 | 1 | |
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2023-01-03 | MCQ Electrostatic potential | 3:21 | 6 | |
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2023-01-02 | Addition of Vectors | 33:01 | 8 | |
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2023-01-02 | The orthocentre of the triangle with vertices(1,-1),(-3,2),(3,4) is | 1:32 | 4 | |
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2023-01-02 | If O is the orthocentre of the triangle formed by A(1,-3),B(7,2) and C(2,5) then the distance | 1:11 | 11 | |
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2023-01-02 | The circumcentre of the triangle formed by (-2,3),(2,-1),(4,0) is | 0:47 | 17 | |
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2023-01-02 | If the distance between the points (k,2) and (3,4) is 8,then k= | 1:14 | 61 | |
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2023-01-02 | The distance between the points (sin alpha,cos alpha) and (cos alpha,-sin alpha) is | 1:41 | 2 | |
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2023-01-02 | The planes passing through xox',yoy' and zoz' are called | 8:37 | 0 | |
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2023-01-02 | The midpoint of the line segment joining (1,2,3),(3,4,1) is | 0:42 | 1 | |
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2023-01-02 | The centroid of the triangle formed by the points (3,-5,2),(-7,4,5),(10,-2,2) is | 0:30 | 3 | |
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2023-01-02 | Find the point which divides the line segment joining (2,-3,1)(3,4,-5) in the ratio 1:3 | 1:26 | 1 | |
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2023-01-02 | If A(4,8,12),B(2,4,6),C(3,5,4) and D(5,8,5) are 4 points,show that lines AB and CD intersect. | 3:30 | 13 | |
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2023-01-02 | Show that the points A(3,2,-4),B(5,4,-6),C(9,8,-10)are collinear and find the ratio in which B | 1:59 | 163 | |
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2023-01-02 | Find the point of intersection of the lines AB and CD where A=(7,-6,1),B=(17,-18,-3), | 1:55 | 33 | |
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2023-01-02 | Rectangular Cartesian coordinates system | 4:35 | 1 | |
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2023-01-02 | Points of the coordinates in x,y,z plane | 6:03 | 0 | |
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2023-01-02 | The signs of the coordinates of a point determine the octant in which it lies. | 2:07 | 2 | |
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2023-01-02 | Introduction of Three dimensional Geometry and formula for distance between two points | 3:50 | 0 | |
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2023-01-02 | Show that the points (3,-2,4),(1,1,1),(-1,4,-2) are collinear | 7:32 | 1 | |
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2023-01-02 | The ratio in which yz-plane divides the line segment joining (-3,4,2),(2,1,3) is | 0:23 | 0 | |
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2023-01-02 | Formula for midpoint of line segment joining A and B and centroid of the triangle formed by 3 point | 9:30 | 0 | |
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2023-01-02 | Division or section formula | 5:16 | 0 | |
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2023-01-02 | P is a variable point which moves such that 3PA=2PB.if a=(-2,2,3) and B=(13,-3,13) | 1:33 | 7 | |
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2023-01-02 | Show that locus of the point whose distance from y-axis is thrice its distance from (1,2,-1) is | 1:56 | 5 | |
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2023-01-02 | if (3,2,-1),(4,1,1),(6,2,5)are 3 vertices and (4,2,2)is the centroid of a tetrahedron,find the | 1:08 | 5 | |
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2023-01-02 | The ratio in which (7,0,1) divides line segment joining (1,2,3) and (-2,3,4) is | 0:38 | 1 | |
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2023-01-02 | if two vertices of a triangle are(1,1,1),(-2,4,1) and the centroid is the origin then find the third | 0:51 | 15 | |
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2023-01-02 | Find the ratio in which the xz-plane divides the line joining A(-2,3,4) and B(1,2,3). | 0:50 | 129 | |
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2023-01-02 | Origin is the othocentre of the triangle formed by the points | 0:49 | 0 | |
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2023-01-02 | Show that ABCD is a square where A,B,C,D are the points (0,4,1)(2,3,-1)(4,5,0) and (2,6,2) resp. | 1:53 | 0 | |
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2023-01-02 | A(5,4,6),B(1,-1,3),C(4,3,2) are three points.find the coordinates of the point in which the bisector | 1:55 | 5 | |
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2023-01-02 | Find the centroid of the triangle formed by the points (5,4,6)(1,-1,3)(4,3,2) | 1:18 | 6 | |
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2023-01-02 | Questions on Cartesian system | 21:46 | 1 | |
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2023-01-02 | Find the point which divides the line segment joining the points (-1,2),(4,-5) in the ratio 3:2 | 14:57 | 0 | |
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2023-01-02 | Points of trisection in cartesian system | 5:52 | 1 | |
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2023-01-02 | How to find Area of Triangle | 3:22 | 0 | |
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2023-01-02 | Section formula for internal division and external division | 9:55 | 0 | |
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2023-01-02 | Find the centroid of the triangle formed by the points | 5:46 | 5 | |
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2023-01-02 | What is excentres ? | 2:35 | 2 | |
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2023-01-02 | What is Incentre | 5:51 | 3 | |
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2023-01-02 | Centers of triangles | 7:10 | 1 | |
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2023-01-01 | Relation between orthocentre centroid and circumcentre | 1:01 | 7 | |
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2022-12-30 | Syllogism Lecture 3 | 27:34 | 19 | |
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2022-12-30 | What is ortho centre of triangle | 2:47 | 6 | |
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2022-12-30 | What is circumcentre | 3:08 | 4 | |
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2022-12-28 | All the alleles of this group cannot seen in any single person | 0:25 | 3 | |
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2022-12-28 | In human being ABO blood group gene is located on this chromosome | 0:17 | 4 | |
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2022-12-28 | In blood transfusions agglutination becomes heavy whenever | 0:27 | 4 | |
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2022-12-28 | In the blood transfusion agglutination occurs due to | 0:49 | 9 | |
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2022-12-28 | In the blood transfusion these should not be of same kind | 0:39 | 4 | |
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2022-12-28 | During blood transfusion these must be considered | 0:31 | 1 | |
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2022-12-28 | This scientist discovered that blood group phenotypes are inherited as the result of | 0:21 | 1 | |
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2022-12-28 | A person with B antigens can receive blood from and can donate blood to respectively | 0:33 | 2 | |
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2022-12-28 | A person with A antigens can take blood from and can donate blood to respectively | 0:49 | 2 | |
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2022-12-28 | A person without A and B antigens can give blood to | 0:08 | 1 | |
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2022-12-28 | A person with both antibodies can take blood from | 0:23 | 1 | |
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2022-12-28 | The number of genotypes of ABO blood groups | 0:13 | 3 | |
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2022-12-28 | The number of alleles for ABO blood group gene | 0:14 | 2 | |
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2022-12-28 | According to Wiener nomenclature the number of genotypes for Rh blood group | 0:16 | 1 | |
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2022-12-28 | A person with “anti A” antibodies can give blood to and can receive blood from respectively | 0:53 | 3 | |
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2022-12-28 | The blood group with “anti A” antibodies alone can form clump with | 0:29 | 1 | |
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2022-12-28 | The blood group ‘O’ forms clump with | 0:23 | 1 | |
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2022-12-28 | The blood group which forms clump with only “anti B” antiserum | 0:12 | 4 | |
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2022-12-28 | The blood group which forms clump with only “anti A” antiserum | 0:15 | 3 | |
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2022-12-28 | If a clump is formed with ant A and anti B antisera the blood is | 0:29 | 4 | |
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2022-12-28 | The blood groups with “anti B” antibodies | 0:12 | 1 | |
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2022-12-28 | The blood groups with “anti A” antibodies | 0:11 | 2 | |
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2022-12-28 | The blood group with both “anti A” and “anti B” antibodies | 0:16 | 2 | |
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2022-12-28 | In ABO system the four phenotypes of blood groups are due to | 0:27 | 7 | |
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2022-12-28 | The blood group of ABO system with two kinds of antibodies | 0:12 | 3 | |
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2022-12-28 | The blood group of ABO system with two kinds of antigens | 0:13 | 5 | |
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2022-12-28 | The blood group phenotype without antibodies in the blood plasma | 0:15 | 4 | |
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2022-12-28 | ABO blood grouping in human beings was first observed by | 0:15 | 3 | |
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2022-12-28 | Blood group/s example for codominant alleles | 0:21 | 3 | |
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2022-12-28 | ABO blood groups are because of | 0:17 | 3 | |
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2022-12-28 | The expression n(n+1)/2 is used to calculate the genotypes of | 0:25 | 3 | |
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2022-12-28 | When a gene has more than two alleles they are called | 0:31 | 5 | |
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2022-12-28 | In a dihybrid cross in 𝑭_𝟐 generation 9:3:3:1 phenotypic ratio is not obtained. | 0:30 | 5 | |
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2022-12-28 | The theory that explained the basis for Mendelian segregation and independent assortment | 0:27 | 3 | |
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2022-12-28 | All the genes present on a single chromosome together form | 0:18 | 3 | |
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2022-12-28 | Morgan explained the concept of linkage in | 0:23 | 4 | |
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2022-12-28 | The genes of a chromosome which are separated by crossing over are called | 0:23 | 7 | |
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2022-12-28 | Four different types of gametes are produced in unequal proportions from the dihybrid | 0:31 | 7 | |
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2022-12-28 | The blood group phenotype without antigens on the surface of red blood cells | 0:15 | 3 | |
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2022-12-28 | The blood group phenotypes with only one kind of antigens of blood groups in them | 0:32 | 5 | |
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2022-12-28 | The blood group phenotype/s with isoagglutinins in the plasma | 0:19 | 6 | |
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2022-12-28 | The blood group phenotypes/s with isoagglutinogens on the surface of red blood cells | 0:22 | 6 | |
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2022-12-28 | The genes that tend to be inherited together without crossing over are called | 0:25 | 3 | |
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2022-12-27 | The tendency of different genes present on a chromsomes that tend to be inherited together | 0:29 | 7 | |
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2022-12-27 | Four different types of gametes are produced in equal proportion from the dihybrid individual | 0:40 | 7 | |
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2022-12-27 | The number of linkage groups in a Drosophila with AAAXXY Karyotype | 0:21 | 11 | |
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2022-12-27 | The number of linkage groups in a Klinefelter male | 0:12 | 6 | |
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2022-12-27 | The number of linkage groups in a Turner’s female | 0:16 | 6 | |
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2022-12-27 | The number of linkage groups in human female and male respectively | 0:27 | 9 | |
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2022-12-27 | The number of linkage groups in male and female Drosophila respectively | 0:26 | 8 | |
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2022-12-27 | The number of linkage groups in an organism is equal to | 0:30 | 11 | |
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2022-12-27 | The concept of linkages was proposed by | 0:16 | 3 | |
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