Description : A metallic sheet is of rectangular shape with dimensions 48 cm x 36 cm. From each of its corners, a square of 8 cm is cut-off and an open box is made of the remaining sheet. Find the volume of the box. -Maths 9th
Last Answer : When squares of 8 cm is cutt-off from rectangulare sheet then, Length of box (l) = (98 - 8 - 8) = 32 cm Breadth of box (b) = (36 - 8 - 8) = 20 cm Height of box (h) = 8cm ∴ Volume of box = lbh = 32 x 20 x 8 = 5120 cm3
Description : A design is made on a rectangular tile of dimensions 50 cm x 17 cm as shown in figure. -Maths 9th
Last Answer : According to question find the the total area of the design and the remaining area of the tiles.
Description : Metal spheres, each of radius 2 cm, are packed into a rectangular box of internal dimensions 16 cm x 8 cm x 8 cm. -Maths 9th
Last Answer : Volume of rectangular box=lbh=16(64)=1024cm3 Volume of sphere=34πr3=33.5238cm3 16 sphere=16(33.5238)=536.3808 Volume of liquid=1024−536.3808=488cm3
Last Answer : According to question find the volume of this liquid.
Description : The volume of a certain rectangular solid is 8 cm^3. Its total surface area is 32 cm^2 and its three dimensions are in geometric progression. -Maths 9th
Last Answer : (b) 32 Let the edges of the solid be a, ar, ar2. Then, Volume = a x ar x ar2 = a3r3 = (ar)3. Given (ar)3 = 8 ⇒ ar = 2 Also, surface area = 2(a x ar + ar x ar2 + a × ar2) = 2(a2r + ... Given, 2ar (a + ar + ar2) = 32 ⇒ 4(a + ar + ar2) = 32 ; Sum of lengths of all edges = 32.
Description : (i) The base of an open rectangular box is square and its volume is ` 256 cm^(3)`. Find the dimensions of this box if we want to use least material fo
Last Answer : (i) The base of an open rectangular box is square and its volume is ` 256 cm^(3)`. ... dimensions of this window from which maximum light can admit.
Description : What mass of basia wood wing with these dimensions 27.5 cm x 6 cm x 0.15 cm?
Last Answer : Basia is not recognised as a species of wood. Please check yourspelling and resubmit.
Description : What is the mass of balsa wood wing with these dimensions 27.5 cm x 6 cm x 0.15 cm?
Last Answer : The density of dry balsa wood ranges from 0.04 to 0..4 grams percm3 and so the mass would be between 1.0 and 8.4 grams.
Description : The density of lead is 12 grams per cm3. A lead brick has a mass of 1.5 kilograms. Its dimensions are 10 cm by 5 cm by 4 cm. Is it: w) More than 75% hollow x) Between 50 and 75% hollow y) Between 25 and 50% hollow z) Between 0 and 25% hollow
Last Answer : ANSWER: Y -- BETWEEN 25 AND 50% HOLLOW
Description : The whole surface area of a rectangular block is 1300 cm2. Find its volume, if their dimensions are in the ratio of 4 : 3 : 2. -Maths 9th
Last Answer : Let the length, breadth and height of the rectangular box be 4x, 3x and 2x, respectively. ∵ Total surface area = 1300 cm2 2(4x × 3x + 3x × 2x + 4x × 2x) = 1300 52x2 =1300x2 = 25x = 5 ∴ Volume of rectangular box = 4x × 3x × 2x = 24(5)2 = 3000 cm3
Description : A metallic sheet is of rectangular shape with dimensions 28m × 36m. From each of its corners, a square is cut off so as to make an open box. -Maths 9th
Last Answer : R.E.F image Volume of box =l×b×h From the diagram l=48−2(8) ∵ Two square formed side =32m b=36−2(8) =20m Also h=8m from question ∴ Volume =32×20×8 =5120m3
Description : A rectangular box has dimensions x, y and z units, where x < y < z. If one dimension is only increased by one unit, -Maths 9th
Last Answer : answer:
Description : If two rectangular sheets each of dimensions 2x and 2y form the curved surfaces of two different cylinders, then the ratio -Maths 9th
Description : how many cubes with a dimension of 3 inches fit in a rectangular prism with dimensions of 2 1/2 feet by 1.25 feet?
Last Answer : two
Description : what- possible side lengths for a rectangular frame are 6 inches, 10 inches, and 12 inches.If all measurements are whole numbers, which dimensions can be used to frame a picture that has an area between 45 and 50 square inches?
Last Answer : 6 in. by 8 in., 10 in. by 5 in., 12 in. by 4 in.
Description : what= possible side lengths for a rectangular fence are 8 feet, 10 feet, and 12 feet. Marsha wants to fence in an area between 90 and 130 square feet.If the measurements are whole numbers, what dimensions can Marsha use?
Last Answer : 8 ft. by 12 ft., 10 ft. by 10 ft., 12 ft. by 10 ft.
Description : A rectangular metal plate has dimensions of `10cmxx20cm`. A thin film of oil separates the plate from a fixed horizontal surface. The separation betwe
Last Answer : A rectangular metal plate has dimensions of `10cmxx20cm`. A thin film of oil separates the plate from a fixed horizontal ... A. 2.5 B. 5 C. 25 D. 50
Description : What are the dimensions of the rectangular glass vase?
Last Answer : The Rectangular Glass Vase is 5.38" Long x 3.13" Wide x 7.13" High.
Description : The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is A. 204 cu.m B. 208 cu.m C. 212 cu.m D. 216 cu.m
Last Answer : ANS: D
Description : Which of the following provides the best description of an entity type? (A) A specific concrete object with a defined set of processes (e.g. Jatin with diabetes) (B) A value given to a ... template for a group of things with the same set of characteristics that may exist in the real world
Last Answer : Answer: D
Description : Is a rectangular or oval shaped table best suited for a small Dining Room?
Last Answer : An oval shaped table in a small dining room will make the room look a little less crowded.
Description : a special habitat for birds that will be released soon the habitat is shaped like a rectangular prism the habitat has a grande area 2000 m² that is covered grass and sand the height of the habitat is 9 meters what is the volume of the bird habitat?
Last Answer : Plz help grades end 11:59
Description : The suitable cross-section of sewers to carry combined flow, is A. Circular B. Egg shaped C. Rectangular D. Horse shoe shaped
Last Answer : ANS: B
Description : Stomata in grass leaf are (a) dumb-bell shaped (b) kidney-shaped (c) rectangular (d) barrel-shaped.
Last Answer : (a) dumb-bell shaped
Description : Pick up the incorrect statement from the following: (A) In dog-legged stairs, no space between its flights is provided (B) In open newel stair, a rectangular well is provided (C) In ... forward and backward flights, is provided (D) In geometrical stair, two quarter space landing is provided
Last Answer : Answer: Option D
Description : Pick up the correct statement from the following: (A) A combined footing is so proportioned that centre of gravity of supporting area coincides with centre of gravity of two column loads (B) A ... in shape (C) Trapezoidal shaped footings may be provided under any loading (D) All the above
Description : it is a harrow with peg shaped teeth of diamond cross section to a Rectangular frame. A) Spike tooth harrow C Spring tooth harrow B) Acme harrow D Triangular harrow.
Last Answer : Spike tooth harrow
Description : Multicore cables generally use (a) square conductors (b) circular conductors (c) rectangular conductors (d) sector-shaped conductors (e) none of the above
Last Answer : (d) sector-shaped conductors
Description : Stomata in grass leaf are (1) Dumb-bell shaped (2) Kidney shaped (3) Rectangular (4) Barrel shaped
Last Answer : (1) Dumb-bell shaped
Description : What is the work The length of a rectangle is 4 cm more than 3 times the width. The perimeter is 88 cm. What are the dimensions of the rectangle Write a system of equations based on the info?
Last Answer : Let its length be 3x+4 and its width be x Perimeter: 2*(3x+4+x) = 88 Solving the equation x = 10 Therefore: length = 34 cm and width = 10 cm Check: 2*(34+10) = 88 cm
Description : A small group of people are all standing around a two-foot tall, empty, wooden container. Two women approach the group carrying a silver container, which they place inside the wooden container. No ... circular motions. After this, the top of the silver container is removed, and an objec -Riddles
Last Answer : This group was making home made ice cream using an old fashioned hand-cranked ice cream freezer.
Description : The location of centre of pressure, which defines the point of application of the total pressure force on the surface, can be calculated by applying the principle of moments according to which "sum of the moment of the resultant force about an ... liquid) (A) 1/(y/3) (B) 2y/3 (C) 1/(y/4) (D) 3y/4
Last Answer : (B) 2y/3
Description : The figure shows two views of an object. What is the least volume of a rectangular box required to pack six such objects?
Last Answer : 1690
Description : What term is used to describe a representation where the measurements in the image accurately reflect the dimensions of the physical object?
Last Answer : It is a scale model or view.
Description : Find the energy possessed by an object of mass 10 kg when it is at a height of 2 m above the ground. Given, g = 10 m/s2 -Physics 9th
Last Answer : Given, Mass of object m=10kg. Height h=6m. Acceleration due to gravity g=9.8m/s2 Potential Energy of object P.E=m×g×h ⇒mgh=10×9.8×6=98×6 =588J Energy possessed by the object is 588Joule.
Description : A scale in a lab measures the mass of object consistently more by 500 g than their actual mass. How would you describe the scale in terms
Last Answer : A scale in a lab measures the mass of object consistently more by 500 g than their actual ... describe the scale in terms of accuracy and precision?
Description : A student makes scale models of the subatomic particles. He uses an object with a mass of 1 g to represent an electron. Approximately what mass should the object have that he uses to represent the proton?
Last Answer : about 1,800 g A+
Description : An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is (A) 10 m/sec² (B) 9.81 m/sec² (C) 9.75 m/sec² (D) 9 m/sec
Last Answer : Answer: Option A
Description : The weight of an object is 50lb. What is its mass at standard condition? a. 50 lbm b. 60 lbm c. 70 lbm d. 80 lbm formula: m = Fgk /g
Last Answer : 50 lbm
Description : How many coins 0.75 cm in diameter and 1/8 cm thick must be malted down to form a rectangular solid whose edges are 5 cm. 4 cm and 3 cm? a.584 b.1087 c.0.00001745 sec-1 d.1234 e.2174
Last Answer : b. 1087
Description : A rectangular piece of paper is 22 cm long and 10 cm wide. -Maths 9th
Last Answer : Since rectangular piece of paper of rolled along its length. ∴ 2πr = 22 r = 22 × 7 / 2 × 22 = 3.5 cm Height of cyclinder (h) = 10 cm ∴ Volume of cyclinder = πr2h = 22 / 7 × 3.5 × 3.5 × 10 = 385 cm3.
Description : A rectangular paper 11 cm by 8 cm can be exactly wrapped to cover the curved surface of a cylinder of height 8 cm . -Maths 9th
Description : Water is following at the rate of 5 km/hr through a pipe of diameter 14 cm into a rectangular tank which is 50 m long -Maths 9th
Last Answer : Convert all to metres: 5 km = 5000 m 14 cm = 0.14 m 7 cm = 0.07 m Find the radius: Radius = Diameter 2 Radius = 0.14 2 = 0.07 m Find the amount of water that flowed out in an hour: Volume ... hours needed: Number of hours = 154 77 = 2 hours It takes 2 hours to fill up the tank to rise by 7 cm
Description : The size of a carbon block is `1.0xx10 cm xx50 cm`. Find its resistance (i) between the opposite square faces (ii) between the opposite rectangular fa
Last Answer : The size of a carbon block is `1.0xx10 cm xx50 cm`. Find its resistance (i) between the opposite square ... of carbon is `3.5xx10^(-5) Omega cm`.
Description : A metel rod of the length 10cm and a rectangular cross-section of 1 cm xx `1//2` cm is connected to a battery across opposite faces. The resistance wi
Last Answer : A metel rod of the length 10cm and a rectangular cross-section of 1 cm xx `1//2` cm is ... 2)` cm faces D. same irrepective of the three faces