Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.
Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.
Description : Hello, My question is, to become a missionary, what steps do I need to take to start this new journey to spread Gods word around the world To fully serve Him and I believe in my heart and soul He has called me to do His work.Thank you&God bless, Jered D.?
Last Answer : Hello, Jared. We would love to talk with you about being a missionary. Check our web site. www.agapechildren.org or call me at (209) 543-9255
Description : Most fish do not sink in water because of the presence of (1) air sinuses (2) buoyant scales on the body (3) swim bladder (4) swimmerets
Last Answer : swim bladder
Description : In addition to chasing sardines how do dolphins keep these fish close together?
Last Answer : [object Object]
Description : Please, someone tell me that this reaction to Oregon's self-serve gas pump thing is some kind of hoax! People aren't really behaving this way, are they?
Last Answer : Here you go.
Description : In addition to stepping up or stepping down the input line voltage, what additional purpose does the transformer serve?
Last Answer : . It isolates the chassis from the power line.
Description : How is a fish bladder the same as an existing human invention?
Last Answer : A ballon because when you blow it up with air it floats like a fish bladder and when you let out the air it sinks like a fish bladder.
Description : In which one of the following is swim bladder absent? (1) Cutdefish (2) Bony fish (3) Cartilaginous fish (4) Silverfish
Last Answer : (3) Cartilaginous fish Explanation: The swim bladder is an internal gas-filled organ that contributes to the ability of a fish to control its buoyancy, and thus to stay at the current ... years ago and lack both lungs and swim bladders, suggesting that these structures evolved after that split.
Description : Most fish do not sink in water because of the presence of: swim bladder; air bladder; air sacs; air in spongy bones?
Last Answer : Iand II are correct
Description : Air bladder in fish acts as : (1) Accessory respiratory organ (2) Hydrostatic organ (3) Both accessory respiratory organ and hydrostatic organ (4) Primary respiratory organ
Last Answer : Hydrostatic organ
Description : In which one of the following is swim bladder absent ? (1) Cuttlefish (2) Bony fish (3) Cartilaginous fish (4) Silverfish
Last Answer : Cartilaginous fish
Description : Hello, I need advice on the performance of the PC, because I have a new one and a week ago they have deteriorated terribly. fps could someone here advise me what to do. Thank you
Last Answer : Need Answer
Description : The centre of percussions is a.The point of application of the resultant of all the forces tending to cause a body to rotate about a central axis b.The point of application of the resultant ... .The point in a body about which it can rotate horizontally and oscillates under the influence of gravity
Last Answer : a. The point of application of the resultant of all the forces tending to cause a body to rotate about a central axis
Description : The weight of a body acts through the centre of – (1) gravity (2) mass (3) both (1) and (2) (4) buoyancy
Last Answer : (1) gravity Explanation: The centre of gravity of a collection of masses is the point where all the weight of the object can be considered to be concentrated. The entire weight acts through the center of ... to the surface of the Earth) the Centres of Gravity and Mass are in exactly the same place.
Description : For a stable equilibrium of a submerged body (where, G and B are centres of gravity & buoyancy respectively). (A) G is above B (B) B is above G (C) B & G coincide (D) None of these
Last Answer : (B) B is above G
Description : The curve of metacentre for a floating body __________ the curve of buoyancy. (A) Is always below (B) Is the evolute of (C) Intersects at right angle (D) Is tangential to
Last Answer : (B) Is the evolute of
Description : A floating/submerged body is always stable, if its centre of gravity (A) Lies above its centre of buoyancy (B) And centre of buoyancy coincide (C) Lies below its centre of buoyancy (D) Lies above its metacentre
Last Answer : (C) Lies below its centre of buoyancy
Description : 13. The centre of buoyancy is the centre of area of the immersed body. A) Correct B) Incorrec
Last Answer : A
Description : 12. The tendency of a liquid to uplift a submerged body, because of the upward thrust of the liquid, is known as buoyancy. A) Agree B) Disagree
Description : The force of buoyancy is always __________ the weight of the liquid displaced by the body. (A) Equal to (B) Less than (C) More than (D) None of these
Last Answer : Answer: Option A
Description : The body will float if the force of buoyancy is __________ the weight of the liquid displaced. (A) Equal to (B) Less than (C) More than (D) None of these
Last Answer : Answer: Option C
Description : The meatcentric height is the distance between the (A) Centre of gravity of the floating body and the centre of buoyancy (B) Centre of gravity of the floating body and the metacentre (C) Metacentre and centre of buoyancy (D) Original centre of buoyancy and new centre of buoyancy
Last Answer : Answer: Option B
Description : A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy. (A) Coincides with (B) Lies below (C) Lies above (D) None of these
Description : The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the submerged body is called (A) Up-thrust (B) Reaction (C) Buoyancy (D) Metacentre
Description : A body floating in a liquid is said to be in neutral equilibrium, if its metacentre (A) Coincides with its centre of gravity (B) Lies above its centre of gravity C) Lies below its centre of gravity (D) Lies between the centre of buoyancy and centre of gravity
Description : The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced. (A) Equal to (B) Less than (C) More than (D) None of these
Description : For a floating body to be in equilibrium (A) Meta centre should be above e.g . (B) Centre of buoyancy and e.g. must lie on same vertical plane (C) A righting couple should be formed (D) All of the above
Last Answer : Answer: Option D
Description : When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as (A) Centre of pressure (B) Centre of gravity (C) Centre of buoyancy (D) Metacentre
Description : The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to (A) Buoyancy (B) Equilibrium of a floating body (C) Archimedes' principle (D) Bernoulli's theorem
Description : The conditions for the stable equilibrium of a floating body are (A) The metacentre should lie above the center of gravity (B) The center of buoyancy and the center of gravity must lie on the same vertical line (C) A righting couple should be formed (D) All the above are correct
Description : For a floating body to be in stable equilibrium, its metacentre should be (A) Below the center of gravity (B) Below the center of buoyancy (C) Above the center of buoyancy (D) Above the center of gravity
Description : A body floats in stable equilibrium (A) When its meatcentric height is zero (B) When the metacentre is above e.g. (C) When its e.g. is below its center of buoyancy (D) Metacentre has nothing to do with position of e.g. for determining stability
Description : Metacentre is the point of intersection of (A) Vertical upward force through e.g. of body and center line of body (B) Buoyant force and the center line of body (C) Midpoint between e.g. and center of buoyancy (D) All of the above
Description : Resultant pressure of the liquid in the case of an immersed body acts through (A) Centre of gravity (B) Centre of pressure (C) Metacentre (D) Centre of buoyancy
Description : The center of gravity of the volume of the liquid displaced by an immersed body is called (A) Metacentre (B) Center of pressure (C) Center of buoyancy (D) Center of gravity
Description : Choose the wrong statement (A) The center of buoyancy is located at the center of gravity of the displaced liquid (B) For stability of a submerged body, the center of gravity of body must ... the submerged body must lie at neutral equilibrium for all positions (D) All floating bodies are stable
Description : Metacentric height is given as the distance between (A) The center of gravity of the body and the metacentre (B) The center of gravity of the body and the center of buoyancy (C) The center of gravity of the body and the center of pressure (D) Center of buoyancy and metacentre
Description : According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to (A) The weight of the body (B) More than the weight of the body (C) Less than the weight of the body (D) Weight of the fluid displaced by the body
Description : The two important forces for a floating body are (A) Buoyancy, gravity (B) Buoyancy, pressure (C) Buoyancy, inertial (D) Inertial, gravity
Description : The centre of gravity of the volume of the liquid displaced by an immersed body is called (A) Centre of gravity (B) Centre of pressure (C) Metacentre (D) Centre of buoyancy
Description : The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as (A) Meta center (B) Center of pressure (C) Center of buoyancy (D) Center of gravity
Description : The resultant upward pressure of the fluid on an immersed body is called (A) Up-thrust (B) Buoyancy (C) Center of pressure (D) All the above are correct
Description : When a body floating in a liquid, is displaced slightly, it oscillates about (A) C.G. of body (B) Center of pressure (C) Center of buoyancy (D) Metacentre
Description : The weight of a body acts through the centre of (1) gravity (2) mass (3) both (1) and (2) (4) buoyancy
Last Answer : gravity
Description : When working on electrical circuits containing large capacitors, in addition to deenergizing the circuit, which of the listed precautions should also be taken? A. Keep all radio equipment ... capacitor insulation resistance. C. Ground the capacitor terminals. D. Check capacitor circuit polarity.
Last Answer : Answer: C
Description : hello when I test the water in the aquarium (ph, no3, etc.) and if it does not meet the requirements of fish and plants how to change the hardness of the water, ph, etc.? Thank you
Description : Any advice or tips for care of the Siamese Fighting Fish, also known as a betta fish?
Last Answer : answer:Honestly, they live the longest of any fish I’ve ever had, so I wouldn’t be too worried about killing it. Treat it like other fish. If you want to be nice to him, give him a decent amount of space with a filter. (A lot of people keep them in teacup sized containers.)
Description : Hello from Russia! Please tell me which new types of content on YouTube are becoming popular now I will be very grateful?
Last Answer : Hey friend, I also had the same doubt before 05 months and I searched my topic in so many places. And I got some new knowledge from there. But it was not working. Because I am a beginner ... . And that stuff definitely makes a beginner a Pro person. Before I start learning I searched about those
Description : Who hello please tell me which one is better to use Credit Repair in 2021?
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