The length of a cuboid is 2 cm more than its height, whereas its breadth is 2 cm less than the height. Its height is equal to the side of a square having an area of `100 cm^(2)`. Find the volume of the cuboid.
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A uniform electric field,`underset(E)to=E_(0)hati` and a uniform magnetic field,`underset(B)to=B_(0)hati` exist in region `y gt 0. A` particle hav- in
Correct Answer - `(i) E_(0)/B_(0)=(2v_(0))/(pi)" "(ii)(0,0,(2mv_(0))/(qB_(0)))` (iii) v_(min = v_(0)`
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Two small equal spheres carrying unlike and unequal charges are placed 8 cm apart and attack each othwer with a force of `4xx10^(-5)`N. After they hav
Correct Answer - `10.3xx10^(-9)C,2.76 xx 10^(-9)C`
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A square is drawn with the length of side equal to the diagonal of a cube. If the area of the square is `72075 cm^(2)`, then find the side of the cube
Correct Answer - 155 cm
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If the perimeter of a rectangle is 10 cm and the difference between its length and breadth is 1 cm, then its length is ______ and its breadth is _____
Correct Answer - 3 cm and 2 cm
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A square sheet of side 5 cm is cut out from a rectangular piece of an aluminium sheet of length 9 cm and breadth 6 cm. What is the area of the alumini
Correct Answer - 29 `cm^(2)`
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The length and breadth of a rectangular sheet of paper are 60 cm and 30 cm, respectively. A square of side 5 cm is cut and removed from the four corne
Correct Answer - `5000cm^(3)`
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10. Lymph differs from blood in possessing (1) More proteins and less waste products (2) Less proteins and more waste products (3) More proteins and more waste products (4) Less proteins and less waste products
(2) Less proteins and more waste products
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Find the volume, the lateral surface area and the total surface area of the cuboid whose dimensions are: (i) length = 12 cm, breadth = 8 cm and height
Correct Answer - (i) `432 cm^(3), 180 cm^(2), 372 cm^(2)` (ii) `2366 m^(3), 520m^(2), 1248 m^(2)` (iii) `45 m^(3), 21 m^(2), 201 m^(2)` (iv) `36m^(3), 291 m^(2), 303 m^(2)`
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The perimeter of rectangle is 34cm and length of its diagonal is 13cm. Find the length and breadth of rectangle
let length of the rectangle be L and breadth be B so by the problem perimeter 2(IL+B)=34 => L+B =17 .......(1) => L2+B2+2LB=289 ..........(2) and the square of the diagonal = L2+B2=132 =169 .....(.3) By...
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Three cubes each of volume 64 cm^3 are joined end to end to form a cuboid. Find the total surface area of the cuboid so formed?
Let l be the side of the cube and L, B, H be the dimensions of the cuboid Since l3 = 64 cm3 ∴ l = 4 cm Total surface area of cuboid is...
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