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A needle of height 5 cm placed 45 cm from a lens forms an image on a screen placed 90 cm on the other side of the lens. The type of lens and its focal length are
17
Nov
A needle of height 5 cm placed 45 cm from a lens forms an image on a screen placed 90 cm on the other side of the lens. The type of lens and its focal length are A needle of height 5 cm placed 45 cm from a lens forms an image on a screen [...]
The best indicator for detection of end point in titration of a weak acid and a strong base is
17
Nov
The best indicator for detection of end point in titration of a weak acid and a strong base is The best indicator for detection of end point in titration of a weak acid and a strong base is November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 [...]
An object 1.5 cm high is placed 10 cm from the optical centre of a thin lens. Its image is formed 25 cm from the optical centre on the same side of the lens as the object. The height of the image is
17
Nov
An object 1.5 cm high is placed 10 cm from the optical centre of a thin lens. Its image is formed 25 cm from the optical centre on the same side of the lens as the object. The height of the image is An object 1.5 cm high is placed 10 cm from the optical [...]
A convex lens of focal length 16 cm forms a real image double the size of the object. The distance of the object from the lens is
17
Nov
A convex lens of focal length 16 cm forms a real image double the size of the object. The distance of the object from the lens is A convex lens of focal length 16 cm forms a real image double the size of the object. The distance of the object from the lens is November [...]
A certain weak acid has a dissociation constant of 1.0×10^−4. The equilibrium constant for its reaction with a strong base is
17
Nov
A certain weak acid has a dissociation constant of 1.0×10^−4. The equilibrium constant for its reaction with a strong base is A certain weak acid has a dissociation constant of 1.0×10^−4. The equilibrium constant for its reaction with a strong base is November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv [...]
The conjugate acid of NH−2 is
17
Nov
The conjugate acid of NH−2 is The conjugate acid of NH−2 is November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 ,
A thin lens, made of glass of refractive index 1.5, produces a real and magnified image of an object in air. If the system, with the same distance between the object and the lens, is immersed in water (RI=4/3), then the image formed will be
17
Nov
A thin lens, made of glass of refractive index 1.5, produces a real and magnified image of an object in air. If the system, with the same distance between the object and the lens, is immersed in water (RI=4/3), then the image formed will be A thin lens is immersed in water (RI=4/3) made of [...]
A convex lens is used to form a real image of the object shown in the figure. The real inverted image shown in the following figures is
17
Nov
A convex lens is used to form a real image of the object shown in the figure. The real inverted image shown in the following figures is A convex lens is used to form a real image of the object shown in the figure. The real inverted image shown in the following figures is November [...]
The compound that is not a Lewis acid is
17
Nov
The compound that is not a Lewis acid is The compound that is not a Lewis acid is November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 ,
A parallel beam of light is incident on a converging lens parallel to its principal axis. As one moves away from the les on the other side on its principal axis, the intensity of light
17
Nov
A parallel beam of light is incident on a converging lens parallel to its principal axis. As one moves away from the les on the other side on its principal axis, the intensity of light A parallel beam of light is incident on a converging lens parallel to its principal axis. As one moves away [...]