Physics
A bird in air looks at a fish vertically below it and inside water, is 
the height of the bird above the surface of water and , the depth of the fish below the surface of water. If refractive index of water with respect to air be n , then what is the distance of the fish observed by the bird
PhysicsGeneral
Answer:The correct answer is:
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physics
A tank contains two different liquids which do not mix with each other as shown in figure. The lower and upper liquids are at depths and 
respectively. An object o is located at the bottom. When seen vertically from above, locate the position of image of o.
A tank contains two different liquids which do not mix with each other as shown in figure. The lower and upper liquids are at depths and respectively. An object o is located at the bottom. When seen vertically from above, locate the position of image of o.
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biology
Respiration involving following steps -
A. Diffusion of gases 
and 
across alveolar membrane
B. Transport of gases by blood
C. Utilization of by cell for catabolic reactions and resultant release of
D. Pulmonary ventilation by which atmospheric air is drawn in and rich alveolar air is released out
E. Diffusion of and CO? between blood and tissues.
The correct sequence of steps is -
Respiration involving following steps -
A. Diffusion of gases and across alveolar membrane
B. Transport of gases by blood
C. Utilization of by cell for catabolic reactions and resultant release of
D. Pulmonary ventilation by which atmospheric air is drawn in and rich alveolar air is released out
E. Diffusion of and CO? between blood and tissues.
The correct sequence of steps is -
biologyGeneral
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At any point 
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At any point on a curve if the subtangent and subnormal are equal then at that point the length of the tangent is equal to
maths-General
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Monochromatic light of wave length traveling in a medium of reflective index 
euters a denser medium of refractive index 
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The below diagram represents the human digestive system. Identify A, B, C, D and E
The below diagram represents the human digestive system. Identify A, B, C, D and E
biologyGeneral
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A vessels of depth t is half filled with oil of refractive index and the other half is filled with water (refractive index ). The apparent depth of the vessel when viewed from above is…….
A vessels of depth t is half filled with oil of refractive index and the other half is filled with water (refractive index ). The apparent depth of the vessel when viewed from above is…….
physicsGeneral
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A plane mirror is placed at the bottom of a tank containing a liquid of refractive index n.P. is a small object at a height h above the mirror. An observer 0, vertically above P, outside the liquid sees P and its image in the mirror. The apparent distance between these two wall be.
A plane mirror is placed at the bottom of a tank containing a liquid of refractive index n.P. is a small object at a height h above the mirror. An observer 0, vertically above P, outside the liquid sees P and its image in the mirror. The apparent distance between these two wall be.
physicsGeneral
biology
Go through the following diagrammation view of human respiratory system. Identify A, B, C and D –
Go through the following diagrammation view of human respiratory system. Identify A, B, C and D –
biologyGeneral
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Light travels through a glass plate of thickness t and having refractive index n. If C be the velocty of Light in vacuum. What is the time taken by the light of travel this thickness of glass?
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The length of the normal to the curve 
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physics
A ray of light is incident on one equilateral glass prism placed on a horizontal table. For minimum deviation which of the following is true?
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physicsGeneral
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A ray of light is incident normally on one of the faces of a proms of apex 
and n=
what is the angle of deeviation which of the following is true?
A ray of light is incident normally on one of the faces of a proms of apex and n= what is the angle of deeviation which of the following is true?
physicsGeneral
biology
The given figure illustrates the changes in lung volume during the process of breathing.
The change from II to III indicates the
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The change from II to III indicates the
biologyGeneral
physics
There is a prism with refractive index equal to and the refracting angle equal to . One of the refracting surfaces of the prism is polished. A beam of monochromatic light will retrace its path if its angle of incidence over the refracting surface of the prism is.........
There is a prism with refractive index equal to and the refracting angle equal to . One of the refracting surfaces of the prism is polished. A beam of monochromatic light will retrace its path if its angle of incidence over the refracting surface of the prism is.........
physicsGeneral
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The minimum angle of deviation of a prism of refractive index 1.732 is equal to its refracting angle. What is the angle of prism?
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physicsGeneral