Description : Why is my goldfish laying on the bottom of the tank?
Last Answer : If you don't have a pair of fish actively and obviously chasing around like mad spawning, whatever it is you are seeing, I can almost certainly guarantee that they won't be eggs.
Description : UV Sterilizer recommendation to go with a 30 gallon fancy goldfish tank?
Last Answer : I’m just curious why you want to go with a UV sterilizer on a 30 gallon tank. Is it exposed to a lot of sunlight?
Description : My goldfish (around 13 years old) is curled up on the bottom of the bowl. Is he dying or could he be saved?
Last Answer : I'm sorry about your goldfish. It doesn't sound good. But 13 years is a long time for a goldfish.. You must have taken very good care of it. However, I think your parents are right. Sorry again. ( ... fish. However, it is used while the fish is still swimming around and you can see it on its body.)
Description : A cylinderical water tank has two small holes A and B in a vertical wall. Hole A is at a depth y1 from the surface of water in tank. Hole B is at a height y2 above bottom of tank. If y1 /y2 = 1. What is the ratio of the horizontal distance on ground where water from the two holes hits ground?
Description : A tank is filled with oil upto a height of 125 cm. At its bottom there is a circular hole of radius 25 mm. What force be applied to the other side of hole so that oil does not spill–over? R.D of oil = 0.5; g = 9.8 ms-2
Description : A rectangular tank of cross–section 6 x 106 cm2 contains a oil layer 1m high over water at the bottom up to a height of 60 cm. What is (i) pressure (ii) thrust at bottom of tank? Atmospheric pressure = 1.013 x 102 kPa.
Description : Fig shows a cylinder of length L radius R density p/3 placed inside a tank. The tank contains a liquid of density ρ . The level of liquid in tank is H above the bottom of cylinder. The cylinder is in equilibrium, H is (1) 4L/9 (2) 5L/3 (3) 5L/9 (4) 2L/3
Description : A tank is filled with a liquid of density ρ up to a height 4h. There are two holes O1 and O2 . O1 is circular hole of radius R and O2 is a square hole of side L. O1 is at a depth h below the level of water in tank and O2 is ... \sqrt{3}}]^{\frac{1}{2}}\) (4) \([\frac{2\pi}{\sqrt{3}}]^{\frac{1}{3}}\)
Description : State True or False: (i) Untreated sewage should be disposed of in reservoirs. (ii) Residual oil and ghee should be drained. (iii) Throwing polythene bags or pieces in the drains can choke the ... dustbin only. (v) The solid settling at the bottom of a water purification tank is called sludge.
Description : A convex lens is placed above an empty tank of depth 45 cm. The lens forms an image of a point, on the bottom of the tank 36 cm above the lens. A transparent liquid is now poured into tank upto a depth of 40 cm. The ... . The refractive index, of the liquid is (1) 1.30 (2) 1.36 (3) 1.40 (4) 1.414
Description : A tank is filled with water (μ = 4/3) up to 18 cm. An oil (μ = 7/4), spread on the surface of water, forms a convex surface of radius 6 cm. Consider the oil as a thin lens. An object, S, is placed 24 cm ... the image formed, from the bottom of the tank, is (1) 16 cm (2) 2 cm (3) 12 cm (4) 4 cm
Description : I'm concerned about one of my Black Mollies, it's just lying at the bottom of the tank. Does anyone know what could be wrong?
Last Answer : What are your nitrate and ammonia readings? You also said they were new, how did you acclimate them?
Description : What does it mean when a gold fish sits on the bottom of the tank and only swims around when it is time to eat?
Last Answer : He could just be ill. Just take care of him as you usually do. Get the water tested see if anything could be causing the illness. I’ve seen it happen to fish before they’ll just snap out of it an get back to normal.
Description : We change 1/3 of the water in our fishes tank every week. How are we supposed to clean out the gravel?
Last Answer : Place the fish carefully in another container with half of the old water and the other half fresh water. Unplug any electrical equipment. Drain the tank. Separate 2 cups of dirty gravel and put aside. Place ... tank mixing the 2 cups of reserved gravel with the clean so as not to shock the fish.
Description : The pressure at the bottom of a liquid tank does not depend on which area? -Do You Know?
Last Answer : answer:
Description : A rectangular tank 8m deep is full of water. By how much does the bottom appear to be raised if the refractive index of water is `4//3`?
Last Answer : A rectangular tank 8m deep is full of water. By how much does the bottom appear to be raised if the refractive index of water is `4//3`?
Description : The detention time (t) of a settling tank, may be defined as the time required for A. A particle to travel along its length B. A particle to travel from top surface to bottom sludge zone C. The flow of sewage to fill the tank D. None of these
Last Answer : ANS: C
Description : Which one of the following statements regarding septic tanks is wrong? A. A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided B. The outlet invert level is kept ... . The minimum width of septic level is 90 cm D. The depth of tank is kept equal to its width
Last Answer : ANS: D
Description : The pressure at the bottom of a liquid tank does not depend on which area?
Last Answer : Area of the liquid surface
Description : Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The ... where, D = impeller diameter) (A) 0.5 D (B) D (C) 1.5 D (D) 2 D
Last Answer : (B) D
Description : Torricelli's theorem states that the velocity ‘v’ of the liquid emerging from the bottom of the wide tank is given by √(2gh). In practice, this velocity is: A. equal to √(2gh) B. greater than √(2gh) C. lesser than √(2gh) D. independent of height and gravitational field strength
Last Answer : lesser than √(2gh
Description : Path followed by water jet issuing from the bottom of a water tank will be a (A) Parabola (vertex being at the opening) (B) Hyperbola (C) Horizontal straight line (D) Zig-zag path (which is geometrically undefined)
Last Answer : (A) Parabola (vertex being at the opening)
Description : A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of crosssectional area (a) at its bottom. The time required to bring the liquid level from H1 to H2 will be (A) 2A d a 2g) (B) 2A d ... 2g) (C) 2A - d a 2g) (D) 2A 3/2 - 3/2)/Cd a 2g)
Last Answer : Answer: Option C
Description : Pipe A usually fills a tank in 2 hours. On account of a leak at the bottom of the tank, it takes pipe A 30 more minutes to fill the tank. How long will the leak take to empty a full tank if pipe A is shut? a) 4 hours b) 3 hours c) 6 hours d) 8 hours e) 10 hours
Last Answer : portion of the tank filled by the pipe A in 1 hour = ½ of the tank let the portion of the tank emptied because of the leak in 1 hour be 1/x of the tank therefore, in 1 hour , portion of the tank filled = 1/2 - 1 ... 1/2 - 1/x = 1/2.5 or x = 10 hence, it takes 10 hours to empty a full tank Answer: e)
Description : 1. The pressure at the bottom of a liquid tank does not depend on which area? 2. Chinaman' refers to which game? 3. In human body, into which does the pancreas secretes its enzymes? 4. ... is the frequency of tropical cyclones in the Bay of Bengal maximum? 20. By whom was Saka era founded?
Last Answer : Answer : 1. Area of the liquid surface 2. Cricket 3. Duodenum 4. Rise in earth temperature 5. A work of the Jains 6. English 7. Decreases 8. Rajkumari Amrit Kaur 9. North west 10. ... Australia 15. Kanishka 16. Carbon dioxide 17. Sir Edward Lutyens 18. Bengali 19. After summer 20. Kanishka
Description : Two taps P and Q can separately fill a tank in 120mins and 150 mins respectively. There is a 3rd tap in the bottom of the tank to empty it. If all of the 3 taps are simultaneously opened, then the tank is full ... . In how much time the 3rd pipe alone can empty the tank? A) 100 B) 200 C) 300 D) 400
Last Answer : B Work done by the 3 tap in 1 min = 1/100 – ( 1/120 + 1/150) = 1/100 – (5+4/600) =1/100 – 9/600 =6-9/600 = - 3/600 = - 1/200(negative signs mean empting) Therefore the 3rd tap alone can empty the tank in 200 mins
Description : A tank can be filled by an inlet tap at the rate of 8 litres per minute. A leak in the bottom of a tank can empty the full tank in 16 hours. When the tank is full, the inlet is opened and due to ... hours. How many litres does the tank hold? A) 8000 litre B) 9560 litre C) 8525 litre D) 9600 litre
Last Answer : D Part emptied by the leak in 1 hour = 1/16 part filled by (leak & inlet open) in 1 hour = 1/80 Part filled by the inlet tap in 1 hour = 1/16 – 1/80 = 1/20 Inlet tap fills the tank in = 20 hours Inlet tap fills water at the rate of 8 litres a minute. Capacity of tank = 20 * 60 * 8= 9600 litre
Description : Should I turn off my pond water filters while my goldfish are spawning?
Last Answer : Check out this link for your queries.
Description : Is it possible that one of my goldfish is this smart?
Last Answer : No. There isn’t conscious ‘helping’ going on. It’s more likely that there’s some more primitive, food based thing going on.
Description : Do you remember the days of the goldfish bowl?
Last Answer : Yeah, you just changed the tap water once in a while and they lived forever. We had one from a festival that lived for years until he committed suicide by flinging himself out of the bowl,
Description : How much fish food should I add to a 500 gallon pond with a dozen goldfish and 20 frogs?
Last Answer : answer:I have aquatic frogs and I feed them dried worms. I forgot the kind of worms they are - I will google it. These frogs are about 4 inches from head to toe. I put a pinch of the ... little sticks around ½ long. Those turtles are a bit bigger. When they were smaller, the sticks were smaller.
Description : Life or death for my baby pet goldfish?
Last Answer : Though I've read that their are great aquarists on here it would be prudent, if you don't receive advice soon to call a vet that cares for fish! From what little I've read and remember Kimpy could ... best & tell him to dig down inside himself and really fight to recover and live a good, full life!
Description : Best substrate for Fancy Goldfish?
Last Answer : answer:Large round smooth stones or fine sand. Gold fish are going to eat small size gravel if food falls to the substrate so you either want it too big for them to eat it or too small for ... up the goldfish when he lays on the bottom. your friend should totally train their goldfish to play soccer
Description : What type of fish goes well with goldfish?
Last Answer : answer:Well anything can live with them so long as it isn't aggressive. Goldfish are dirtier than most fish (more ammonia than normal) though, so I wouldn't get anything too fancy or difficult ... but they're very hardy and would survive happily in a tank 10+ degrees above their preferred setting.
Description : I need goldfish help!
Last Answer : How do you know it was swim bladder disease? Raised scales and a swollen body are common symptoms of dropsy, which unfortunately can be very difficult to treat.
Description : What can I do to help my goldfish?
Last Answer : Is your tank large enough? I had goldfish as a child and several of them died. We learned that the container was too small, leaving them with insufficient oxygen.
Description : Why are my goldfish dying in pond?
Last Answer : Well where do you buy these goldfish?
Description : Why is my fantail goldfish always floating upside down?
Last Answer : I’m too late to edit, but I forgot to ask if it could be swim bladder related.. and still be over such a long span of time? He has always done this, which is why I’m tempted to ask at all.
Description : How to achieve thriving plants in a goldfish aquarium?
Last Answer : answer:First and foremost a goldfish tank will be a goldfish tank before anything else, Goldfish are notorious rooters and grazers. If you don't mind not having the perfect aquascaped planted freshwater ... getting rid of the Goldfish and cold water minnows and moving to a more tropical fish(es)?
Description : What fish go good with goldfish (besides more goldfish)?
Last Answer : answer:Goldfish Compatible Fish Putting other coldwater fish in with goldfish is not just a matter of going to the petshop, buying anything that can survive in coldwater and putting it in with ... are snails. The most attractive one (subjective of course) is probably the golden apple snail.