Description : Fig shows a small air bubble inside a glass sphere `(mu = 1.5)` of radius 10 cm. the bubble is 4.0 cm below the surface and is viewed normally from th
Last Answer : Fig shows a small air bubble inside a glass sphere `(mu = 1.5)` of radius 10 cm. the ... from the outside. Find the apparent depth of the bubble.
Description : A cylindrical vessel of diameter 12 cm contains `800picm^(3)` of water. A cylindrical glass piece of diameter `8.0cm` and height ``8.0 cm is placed in
Last Answer : A cylindrical vessel of diameter 12 cm contains `800picm^(3)` of water. A cylindrical glass piece of diameter ... is 1.50 and that of water is 1.33.
Description : Why are headers and footers used in the document: a) To mark the starting and ending of the page b) To allow page headers & footers to appear on document when it is printed c) To enhance the overall appearance of the document d) Each page of word must have header & footer. e) None of The Above
Last Answer : b) To allow page headers & footers to appear on document when it is printed
Description : What is the purpose of headers and footers used in document: a) To enhance the overall appearance of the document b) To mark the starting and ending of a page c) To allow page headers and footers to appear on document when it is printed d) None of The Above
Last Answer : c) To allow page headers and footers to appear on document when it is printed
Description : When two ice cubes are pressed together, they join to form one cube. Which one of the following helps to hold them together? (1) Hydrogen bond formation (2) Vander waals forces (3) Covalent attraction (4) Dipole interaction
Last Answer : (1) Hydrogen bond formation Explanation: When two ice cubes are pressed together, they join to form one cube due to hydrogen bond.
Last Answer : Hydrogen bond formation
Description : Match the items given in column I with those in column II and select the correct option given below. Column I Column II A. Herbarium (i) It is a place having a collection of preserved plants and animals. B. Key (ii) A list that ... ii) (i) (iv) (c) (ii) (iv) (iii) (i) (d) (iii) (iv) (i) (ii)
Last Answer : (d) (iii) (iv) (i) (ii)
Description : As shown in the illustrations, most console schematic diagram sheets have letters and/or numbers placed across the top and numbers along the side boarders. The purpose of these markings is to ... small hole over a letter and number, what month and year that particular page was redrawn
Last Answer : Answer: A
Description : If three cubes of copper, each with an edge 6 cm, 8 cm and 10 cm respectively are melted to form a single cube, -Maths 9th
Last Answer : 20.8 cm Let the edge of the single cube be ‘a’ cm. Then, total volume melted = Volume of cube formed ⇒ (6)3 + (8)3 + (10)3 = a3 ⇒ a3 = 216 + 512 + 1000 = 1728 ... Diagonal of the new cube = 3–√a=(3–√×12)3a=(3×12) cm = 20.8 cm (approx.)
Description : The power of a thin convex lens of glass is `5 dioptre`. When it is immersed in a liquid of refractive index `mu`, it behave like a diverging lens of
Last Answer : The power of a thin convex lens of glass is `5 dioptre`. When it is immersed in a liquid of refractive index ... liquid, if `mu` of glass `= 3//2`.
Description : The radii of curvatureof double convex lens of glass `(mu = 1.5)` are in the ratio of `1 : 2`. This lens renders the rays parallel coming from an illu
Last Answer : The radii of curvatureof double convex lens of glass `(mu = 1.5)` are in the ratio of `1 ... 6 cm`. Calculate the radii of curvature of its surfaces.
Description : The focal length of a convex lens of glass `(mu = 1.5)` in air is 30 cm. Find its focal length when the lens is placed in water `(mu = 4//3)`.
Last Answer : The focal length of a convex lens of glass `(mu = 1.5)` in air is 30 cm. Find its focal length when the lens is placed in water `(mu = 4//3)`.
Description : Find the maximum angle of refraction when a light ray is refracted from glass `(mu= 1.50)` to air.
Last Answer : Find the maximum angle of refraction when a light ray is refracted from glass `(mu= 1.50)` to air.
Description : Why does water tank appear shallower when viewed from the top? (1) Due to reflection (2) Due to refraction (3) Due to diffraction (4) Due to total internal reflection
Last Answer : (2) Due to refraction Explanation: Water in a swimming pool or water tank appears shallower than its depth because of the refraction of light. The light travels straight as long as it is in the water, but if it emerges obliquely from the water into the air it is bent downward toward the surface.
Description : A glass sphere of radius 15 cm has a small bubble 6 cm from its centre. The bubble is viewed along a diameter of the sphere from the side on which it
Last Answer : A glass sphere of radius 15 cm has a small bubble 6 cm from its centre. The bubble is viewed along a ... be if the refractive index of glass is 1.5 ?
Description : If the length of one side of a square 12.0cm what is the perimeter of the square?
Last Answer : Perimeter of square: 12+12+12+12 = 48 cm
Description : The field intensity of a charge defines the impact of the charge on a test charge placed at a distance. It is maximum at d = 0cm and minimises as d increases. State True/False a) True b) False
Last Answer : a) True
Description : o over come the rear ward deflection the load given to outer end of the cutter bar is about..... (a)1.57cm/m (b) 2.0cm/m (b)3.0cm/m (d) 3.5cm/m
Last Answer : b) 2.0cm/m
Description : IPhone EDGE. Is the serial number printed on the back?
Last Answer : Yes, right below the little [xGB] box.
Description : Find the radius of the largest right circular cone that can be cut out from a cube of edge 4.2 cm. -Maths 10th
Last Answer : Radius of the largest right circular cone 1/2 (Edge of the Square) =4.2/2 = 2.1 cm
Description : Find the lateral surface area and total surface area of a cube of edge 10 cm. -Maths 9th
Last Answer : Edge of cube (a) = 10 cm (i) ∴ Lateral surface area = 4a² = 4 x (10)² = 4 x 100 cm²= 400 cm² (ii) Total surface area = 6a² = 6 x(10)² cm² = 6 x 100 = 600 cm²
Description : an edge of cube is increased by 10%. find the percentage by which the surface area of cube has increased -Maths 9th
Last Answer : each side of cube=l incresed by 10%=L+L/10 =11L/10 surface area of the new cube= 6l^2 =6x 11L/10 x 11L/10 =726/100L^2 % increase= 726/100L^2 - 6L^2 / 6L^2 x 100 =126L^2/100 / 6L^2 x 100 =126L^2/600L^2 x 100 =126L^2/ 6L^2 =126/6 =21 %
Description : The total surface area of a cube is 726 cm2. Find the length of its edge . -Maths 9th
Last Answer : Total surface area of a cube = 726 cm2 6 × (side)2 = 726 (side)2 = 121 side = 11 cm Hence, the length of the edge of cube is 11 cm.
Description : Calculate the edge of the cube if its volume is 1331 cm3 -Maths 9th
Last Answer : Let the edge of the cube be a Volume of a cube = a×a×a 1331= a×a×a 11 =a ( as 1331 is the cube of 11 Therefore , Edge of a cube is 11 cm
Description : How can you work out the volume of a cube of edge 5cm?
Last Answer : 5 x 5 x 5 = 125 cubic cm
Description : The edge length of 2-cm cube is how many times the edge length of 1-cm cube?
Last Answer : 1
Description : Compute the charge enclosed by a cube of 2m each edge centered at the origin and with the edges parallel to the axes. Given D = 10y 3 /3 j. a) 20 b) 70/3 c) 80/3 d) 30
Last Answer : c) 80/3
Description : Twelve 1 ohm resistances are used as edge to form a cube. The resistance between two diagonally opposite corners of the cube is: (1) 5/6 ohm (2) 1 ohm (3) 6/5 ohm (4) 3/2 ohm
Last Answer : Twelve 1 ohm resistances are used as edge to form a cube. The resistance between two diagonally opposite corners of the cube is: 5/6 ohm.
Description : If the mu of a tube is 85 and the signal at the control grid is 4 volts ac, the plate voltage will vary by what amount?
Last Answer : 340 volts.
Description : I have a photo-sharing page on Picasa. Is there anyway to see who has visited and viewed the page?
Last Answer : On individual photo pages (not the album), I see a “Views” with a number in the bottom right page.
Description : .............. means that a printed document will appear exactly as it does on-screen A. Layout B. Publish C. Clip art D. WYSIWYG
Last Answer : C. Clip art
Description : Why is it a poor practice to use a high wattage soldering iron when soldering or desoldering components on a printed circuit board? A. The circuit board will blister and warp. B. The foil wire bonded ... board has a low melting temperature. D. The solder is kept to a dull heat dissipating finish.
Last Answer : Answer: B
Description : Tightly knit metal braid wire can be used with a printed circuit board when ___________. A. conductor flexibility is required B. desoldering components in the circuit C. electrically produced magnetic ... cause inaccuracies in adjacent components D. reactance in the circuit must be kept to a minimum
Description : A mark placed on the surface of a sphere is viewed through glass from a position directly opposite. If the diameter of the sphere is `10 cm` and refra
Last Answer : A mark placed on the surface of a sphere is viewed through glass from a position directly opposite. If the ... `1.5`, find the position of the image.
Description : Which property of light best explains the way a straw appears to “break” when placed in a glass of water and viewed from the side? a) Reflection b) Refraction c) Absorption d) Water waves
Last Answer : b) Refraction
Description : ………………… is a tool in MS_Word using which customized letters, mailing labels and envelopes can be printed in bulk. -Technology
Last Answer : Mail Mergeis a tool in MS-Word using which customized letters, mailing labels and envelopes can be printed in bulk.
Description : Pick up the incorrect statement from the following. For performing compressive strength test of cement (A) Cement and standard sand mortar are used in the ratio of 1 : 3 (B) Water is added at the ... cm 10 cm is used (D) The prepared moulds are kept in a atmosphere of 50% relative humidity
Last Answer : Answer: Option A
Description : An epithelial tissue which has thin flat cells, arranged edge to edge so as to appear like closely packed tiles, is found to be present at (a) outer surface of ovary (b) inner lining of Fallopian tube (c) inner lining of stomach (d) inner lining of cheeks.
Last Answer : (d) inner lining of cheeks.
Description : A square coil of edge I having n turns carries a curent i. it is kept on a smooth horizontal plate. A uniform magnetic field B exists in a direction p
Last Answer : A square coil of edge I having n turns carries a curent i. it is kept on a smooth horizontal plate. A uniform ... . `(Mg)/(4niL)` D. `(2Mg)/(niL)`
Description : Choose the option that lists the set of statements that are NOT TRUE according to the poem. I. The tiger is in quiet rage because he has been imprisoned. II. A tiger is caged and kept in the zoo. III. He criticises the brilliant stars ... edge. (a) II & V (b) I, IV & V (c) I, II & III (d) III & V
Last Answer : (d) III & V
Description : To ensure uniform pressure distribution, the thickness of the foundation, is A) Kept uniform throughout (B) Increased gradually towards the edge (C) Decreased gradually towards the edge (D) Kept zero at the edge
Last Answer : Answer: Option C
Description : If the distance to electric train is given by Fr = a + bv + cv2 In this equation constant c is likely to cover a.air resistance b.track resistance c.frictional resistance d.flange resistance e.107 dynes
Last Answer : a. air resistance
Description : What is the atomic number of Fr ?
Last Answer : The atomic number of Fr is 87
Last Answer : Apparently these are supplements to the Kazatelna magazine, in which František Bernard Vaněk participated. Fiction Sacerdotium (1897) - collection of poetry (illustrations by Antonín Thein) Farewell (1917) - poem ... the life and work of FB Vanek. One chapter is also devoted to the Kazatel magazine
Description : Assertion `:-` In the tissue high `P_(O_(2))`, low `P_(CO_(2))`, higher `H^(o+)` concentration conditions are favourable for dissociation of oxygen fr
Last Answer : Assertion `:-` In the tissue high `P_(O_(2))`, low `P_(CO_(2))`, higher `H^(o+)` ... Reason is False. D. If both Assertion & Reason are false.
Description : A garrison had provisions for 1500 men for 30 days. After some days, 300 more men joined the garrison. The provisions lasted for a total of 26 days fr
Last Answer : A garrison had provisions for 1500 men for 30 days. After some days, 300 more men joined the garrison. ... .After how many days did the new men join ?