Related Questions

Which of the following is/are not true for a triangular pyramid? (a) Triangular pyramid has six faces. (b) Triangular pyramid has four vertices. (c) Triangular pyramid has six edges. (d) The sum of the number of faces, vertices and edges of a triangular pyramid is 14. (e) Triangular pyramid is also known as a tetrahedron.
For the same long diagonal length of indenter of Vickers hardness and Knoop hardness, the Knoop hardness is how much percentage of the Vickers indenter?
The base of a right pyramid is a square of side 10 cm. 4 rods with maximum possible length have been kept in the pyramid. The volume of the pyramid (without keeping the rods inside) is 400 cm3. The radius of the base of all the rods is 0.7 cm. What will be the approximate volume of the remaining part of the pyramid (when rods are kept inside the pyramid)?
Which is the largest pyramid of Egypt? A. Pyramid of Khafre B. Pyramid of Menkaure C. Pyramid of Khufu D. Pyramid of Djedefre
Which of the following tests are microhardness tests? P. Brinell Hardness Q. Rockwell Hardness R. Knoop Hardness S. Vickers Hardness
The base length, base width and height of a rectangular pyramid are decreased by 25%, 20% and 40% respectively. By how much percentage should the height of the pyramid be increased, so that the volume of the final pyramid becomes 17% more than that of the initial pyramid?
If base of right pyramid is a square and area of a slant surface of the pyramid is 24 cm2 and slant triangle perpendicular height of the pyramid is 6 cm, then what will be the ratio of total slant surface area to the base area of the pyramid?
Which of the following statements are correctly matched? a) Pyramid of number in Grassland Ecosystem is upright. b) Pyramid of Biomass in Pond Ecosystem is inverted. c) Pyramid of Energy is always upright. d) Pyramid of Biomass in Forest Ecosystem is inverted. Choose the correct answer
Which of the following hardness tests uses the depth of penetration caused by the indentor as the parameter for arriving at the hardness value of a material ?
The Brinell hardness measurement of a material is made by applying a 500 kg load with a 10 mm ball indentor. If the indentation diameter is 6 mm, the Brinell hardness (kg/mm2) will be