The resistance between the opposite faces of 1m. cube is found to be 1Ω . If its length is increased to 2 m, with its volume remaining the same, then its resistance between the opposite faces along its length is :
(A) 2 Ω (B) 4 Ω
(C) 1 Ω (D) 8 Ω
Description : Consider a cube of material of sides 1 cm with a resistance of 0.003 Ω between its opposite faces. What is the resistance if the same volume of the material is drawn into a length of 50 cm with a uniform cross – section? A) 0.003 Ω B) 0.15 Ω C) 7.5 Ω D) None of these
Last Answer : Consider a cube of material of sides 1 cm with a resistance of 0.003 Ω between its opposite faces. What is the resistance if the same volume of the material is drawn into a length of 50 cm with a uniform cross – section? A) 0.003 Ω B) 0.15 Ω C) 7.5 Ω D) None of these
Description : 57 In a transformer the resistance between its primary and secondary is A. Zero B. 1Ω C. 1000 Ω D. Infinite
Last Answer : D. Infinite
Description : All the six faces of a cube of a cube are coloured with six different colours - black, brown, green, red, white and blue. 1. Red face is opposite to the black face. 2. Green face is between red and black ... face is in the bottom. Which face is opposite to green ? (a)Red (b)white (c) blue (d)brown
Last Answer : (c) blue
Description : All the six faces of a cube of a cube are coloured with six different colours - black, brown, green, red, white and blue. 1. Red face is opposite to the black face. 2. Green face is between red and black faces ... , brown, red (b) Blue, black, red, white (c) Red, black, blue, white (d) None of these
Last Answer : (a) Black, white, brown, red
Last Answer : Req= (1/1200 +1/560 + 1/2.1)^-1 = 2.1 ohms RT= 2.1 + 7.8 = 9.9 ohms IT = V/R = 24/9.9 = 2.4 A Veq= R I = 2.1 2 ... 7.8 = 12.096 w = 44.928 w _________________________________________ By: Ellis-Junior Kamatjipose [email protected]
Description : How much?
Last Answer : The density of iron is 7.86 g / cm3 ... Can you calculate it ?? : D
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
Description : Did you know that the diagonals of the faces of a cube can be joined to form the framework of a tetrahedron?
Last Answer : I just drew it. Amasing!
Description : A cylinder is within the cube touching all the vertical faces. A cone is inside the cylinder. If their heights are same with -Maths 9th
Last Answer : answer:
Description : When cube one of the (five) Platonic solids. Name the other Platonic solids and describe the characteristics of each. How many faces does it have What shape are the faces How many faces come together?
Last Answer : Tetrahedron 3 triangles meet at each vertex 4 Faces 4 Vertices 6 Edges Cube 3 squares meet at each vertex 6 Faces 8 Vertices 12 Edges Octahedron 4 triangles meet at each vertex 8 Faces 6 ... Faces 20 Vertices 30 Edges Icosahedron 5 triangles meet at each vertex 20 Faces 12 Vertices 30 Edges
Description : A solid cube is subjected to equal normal forces on all its faces. The volumetric strain will be x- times the linear strain in any of the three axes when (A) x = 1 (B) x = 2 (C) x = 3 (D) x = 4
Last Answer : (C) x = 3
Description : A cuboid shaped wooden block has 6 cm length, 4 cm breadth and 1 cm height. 2. Two faces measuring 4 cm x 1 cm are coloured in black. 3. Two faces measuring 6 cm x 1 cm are coloured in red. 4. Two faces ... and black colours on at least one side of the cube will be formed? (a)16 (b)12 (c)10 (d)4
Last Answer : Answer key : (d)
Description : How many ways is it possible to color the faces of a six sided black cube white? ( This is a neat "critical thinking" problem because it makes you re-think how you might 'normally' think of a cube.)
Last Answer : Eleven
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 : A 1m long wire of diameter `0.31mm` has a resistance of `4.2 Omega`. If it is replaced by another wire of same material of length `1.5m` and diameter
Last Answer : A 1m long wire of diameter `0.31mm` has a resistance of `4.2 Omega`. If it is replaced by another wire of ... 6 Omega` C. `26.7 Omega` D. `0.8 Omega`
Description : A cube of material of side 1 cm has a resistance of 0.002 ohm between its opposite faces. If the same volume of the material has a length of 8 cm and a uniform cross-section, the resistance of this length will be
Last Answer : A cube of material of side 1 cm has a resistance of 0.002 ohm between its opposite faces. If the same volume of the material has a length of 8 cm and a uniform cross-section, the resistance of this length will be 0.128 ohm.
Description : If it takes a transmitted signal 1m sec to go up to the target and come back after reflection, how far is the transmitter from the target? A) 150 Km B) 150 m C) 15 Km D) 1500 m
Last Answer : If it takes a transmitted signal 1m sec to go up to the target and come back after reflection, how far is the transmitter from the target? A) 150 Km B) 150 m C) 15 Km D) 1500 m
Description : A dice is rolled from its current position (A) through B, C and D to stop at position E. What will be the number on the top of the dice at position E, if each pair of its opposite faces adds to seven? A. One B. Three C. Four D. Six
Last Answer : C
Description : What is the opposite of cube ?
Last Answer : Light as opposed to dense.
Description : A cube of side 4cm is painted with 3 colors red, blue and green in such a way that opposite sides are painted in the same color. This cube is now cut into 64 cubes of equal size. ➢ How many ... one side painted. ➢ How many cubes have no side painted. ➢ How many have exactly one side not painted.
Last Answer : Here are the answers. Cubes that have at least two sides painted in different colours are 24 + 8 = 32. Cubes that have only one side painted are 24. Cubes that have no side painted = 8. Cubes that have exactly one side not painted = 0.
Description : A cube of side 4cm is painted with 3 colors red, blue and green in such a way that opposite sides are painted in the same color. This cube is now cut into 64 cubes of equal size. 1. How many ... side painted. 3. How many cubes have no side painted. 4. How many have exactly one side not painted.
Last Answer : Here are the answers. 1. Cubes that have at least two sides painted in different colours are 24 + 8 = 32. 2. Cubes that have only one side painted are 24. 3. Cubes that have no side painted = 8. 4. Cubes that have exactly one side not painted = 0.
Description : The factional resistance of a pipe varies approximately with __________ of the liquid. (A) Pressure (B) Velocity (C) Square of velocity (D) Cube of velocit
Last Answer : Answer: Option C
Description : John works in a butchers shop. He is 1m 25cm tall, wears a size 7 shoes. What does he weigh? -Riddles
Last Answer : Meat.
Description : It is required to make a closed cylindrical tank of height 1m and base diameter 140cm from a metal sheet. How many square meters of the sheet are required for the same? -Maths 9th
Last Answer : Let h be the height and r be the radius of a cylindrical tank. Height of cylindrical tank, h = 1m Radius = half of diameter = (140/2) cm = 70cm = 0.7m Area of sheet required = Total surface are of tank = 2πr( ... [2 (22/7) 0.7(0.7+1)] = 7.48 Therefore, 7.48 square meters of the sheet are required.
Description : What is the value of pressure at the bottom of a pond depth of 1m ?
Last Answer : The depth of pressure at the bottom of a pond depth of 1m is 9800 Pa
Description : What is the height of a vacuum of Toricelli if it is examined with a 1m long canopy at normal atmospheric pressure ?
Last Answer : Answer : At normal atmospheric pressure , if Toricelli is examined with a 1m long canopy, the vacuum height of Toricelli will be 24 cm .
Description : 1m = how many decim. ?
Last Answer : 1 m = 10 dec.
Last Answer : 1K means 1 Thousand means 1M 1 Million means 1B 1 Billions . These By Thousands Millions Billions In short Refers to .
Description : I'm asking about the speed of a drone, which is 16m / s. How many km / h can this be?
Last Answer : 1m / s 3.6km / h, so 16m / s 57.6km / h
Description : The volume strength of `1M H_(2)O_(2)` is (Molar mass of `H_(2)O_(2) = 34 g mol^(-1)`)
Last Answer : The volume strength of `1M H_(2)O_(2)` is (Molar mass of `H_(2)O_(2) = 34 g mol^(-1)`) A. `11.35` B. `22.4` C. `16.8` D. `5.6`
Description : 25 ml of the given HCl solution requires 30 mL of 0.1M sodium carbonate solution. What is the volume of this HCl solution required to titrate 30 mL of
Last Answer : 25 ml of the given HCl solution requires 30 mL of 0.1M sodium carbonate solution. What is the volume of this HCl ... 5 mL B. 75 mL C. 50 mL D. 25 mL
Description : The volume (in `mL`) of `0.1M Ag NO_(3)` required for complete precipitation of chloride ions present in `30 mL` of `0.01M` solution of `[Cr(H_(2)O)_(
Last Answer : The volume (in `mL`) of `0.1M Ag NO_(3)` required for complete precipitation of chloride ions present ... Cl]Cl_(2)`, as silver chloride is close to:
Description : [L^1M^1T^-1] is an expression for __________.
Last Answer : [L1M1T-1] is an expression for __________. (A) force (B) energy (C) pressure (D) momentum
Description : A good photographic print is obtained by an exposure of 2s at a distance of 1m from a 60 candela lamp. What time of exposure must be given to get equa
Last Answer : A good photographic print is obtained by an exposure of 2s at a distance of 1m from a 60 candela lamp ... at a distance of 2m from a 200 cadela lamp ?
Description : In the figure shown, a conducting wire PQ of length l=1m, is moved in a uniform magnetic field B=4T with constant velocity v=2m/s towards right. Given
Last Answer : In the figure shown, a conducting wire PQ of length l=1m, is moved in a uniform magnetic field B=4T with ... P_(2) = 32 J//s` D. None of these
Last Answer : In the figure shown, a conducting wire PQ of length l=1m, is moved in a uniform magnetic field B=4T with constant ... `16 N` C. `24 N` D. `32 N`
Last Answer : In the figure shown, a conducting wire PQ of length l=1m, is moved in a uniform magnetic field B=4T with constant ... `0` B. `2A` C. `4A` D. `6A`
Description : What is bigger 1m or 990 cm For math?
Last Answer : 990 cm equals 9.9 meters and so it is bigger than 1 meter
Description : What fraction of 2m 50cm is 1m 50cm?
Last Answer : It is 150/250 or 3/5 in its simplest form
Description : How many cm in 27.1m?
Last Answer : What is the answer ?
Description : What is the scale factor of 7Cm to 1M?
Last Answer : Need answer
Description : What is the area of a cylinder of 1m x 10m?
Last Answer : First, what do you mean by "area of a cylinder"?Area is a property of two dimensional shapes whereas a cylinder is a three dimensional shape.I guess that you mean "surface area of a cylinder"Next, you ... , 10m = height1m = diameter, 10m = height1m = height, 10m = radius1m = height, 10m = diameter.
Description : how do i Express 5cm as a fraction of 1m?
Last Answer : 0.5
Description : Write 1m 50cm in metres?
Last Answer : 1 0.05
Description : Four wires of the same material and dimensions as under are stretched by a load of same magnitude separately. Which of them will be elongated maximum? (a) wire of 3m length and 1.5 mm diameter (b) ... and 2mm diameter (c) wire of 2m length and 2mm diameter (d) wire of 1m length and 1mm diameter
Last Answer : Ans:(a)
Description : When the master switch for the winch shown in the illustration is in the 'off' position, and the line & safe switches are closed, which of the listed relays should be energized? EL-0102 A. 'DB' & '2T' B. 'DB' & '4M' C. 'FR-B.O.' & 'LV' D. '1M' & '1A'
Last Answer : Answer: C
Description : The winch shown in the illustration will not operate in any speed in the lowering direction and at an abnormal speed in 'first point hoist'. The possible cause is that _______________. EL-0102 A. ... '1M' in the power circuit are badly corroded D. master switch contacts 'MS6' have weak springs
Last Answer : Answer: B
Description : Which of the listed conditions occur when selection is made for 'third point hoist' on the winch shown in the illustration? EL-0102 A. Master switch contacts '5', '6', '7', '8', and '9' close. B. Contactors '2M', ' ... ' and '2A' drop out. D. Master switch contacts '3','4', '6', '8', and '9' close.
Last Answer : Answer: D
Description : 0.257g of organic substance was heated with conc. sulphuric acid and then distilled with excess of strong alkali .the ammonia gas evolved was absorbed in 50ml of .1M HCl which required 23.2ml of c for neutralization at the end of the process. Determine the % of nitrogen in the compound ?
Last Answer : A. Vol of 0 .1M HCl taken = 50ml Vol of .1MNaOH used for neutralization of unused acid=23.2ml Now, 23.2 ml of .1MNaOH =23.2ml of .1MHCl Vol of .1MHCl unused=23.2ml Vol of .1MHCl required ... NH3 solution contain nitrogen = 14*26.8/10*1000 Percentage of Nitrogen=14*26.8*100/10*1000*.257 =14.6%