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When an object is moved along the axis is of a lens images three times the size, of the object are obtained when the object is at 16 cm and at 8 cm respectively from the lens. The focal length and nature of the lens are
17
Nov
When an object is moved along the axis is of a lens images three times the size, of the object are obtained when the object is at 16 cm and at 8 cm respectively from the lens. The focal length and nature of the lens are of the object are obtained when the object is [...]
The distance between an object and its real image formed by a lens is D. If the magnification is m, the focal length of the lens is
17
Nov
The distance between an object and its real image formed by a lens is D. If the magnification is m, the focal length of the lens is The distance between an object and its real image formed by a lens is D. If the magnification is m the focal length of the lens is November [...]
The focal length of convex tens is f and the distance of an object from the principal focus is x. The ratio of the size of the real image to the size of the object is
17
Nov
The focal length of convex tens is f and the distance of an object from the principal focus is x. The ratio of the size of the real image to the size of the object is The focal length of convex tens is f and the distance of an object from the principal focus is [...]
An object is placed first at infinity and then at 20 cm from the object side focal plane of a convex lens. The two images thus formed are 5 cm apart the focal length of the lens is
17
Nov
An object is placed first at infinity and then at 20 cm from the object side focal plane of a convex lens. The two images thus formed are 5 cm apart the focal length of the lens is An object is placed first at infinity and then at 20 cm from the object side focal [...]
In previous question, the nature and size of the image are
17
Nov
In previous question, the nature and size of the image are In previous question the nature and size of the image are November 17, 2020 Category: Cengage NEET by C.P Singh , Chapter 18 - Refraction at Spherical Surfaces , Part 2 ,
An acidic buffer solution can be prepared by mixing the solution of
17
Nov
An acidic buffer solution can be prepared by mixing the solution of An acidic buffer solution can be prepared by mixing the solution of November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 ,
The pH of 10^−8 M solution of HCL in water is
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Nov
The pH of 10^−8 M solution of HCL in water is The pH of 10^−8 M solution of HCL in water is November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 ,
At 90∘C, pure water has [H3O+] as 10^−6molL^−1. What is the value of Kw at 90^∘ C ?
17
Nov
At 90∘C, pure water has [H3O+] as 10^−6molL^−1. What is the value of Kw at 90^∘ C ? At 90∘C pure water has [H3O+] as 10^−6molL^−1. What is the value of Kw at 90^∘ C ? November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved [...]
The precipitate of CaF2 (Ksp=1.7×10^-10) is obtained when equal volumes of the following are mixed ?
17
Nov
The precipitate of CaF2 (Ksp=1.7×10^-10) is obtained when equal volumes of the following are mixed ? The precipitate of CaF2 (Ksp=1.7x10^-10) is obtained when equal volumes of the following are mixed ? November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - [...]
A certain buffer solution contains equal concentration of X− and HX. The Kh for X−is10^−10 . The pH of the buffer is
17
Nov
A certain buffer solution contains equal concentration of X− and HX. The Kh for X−is10^−10 . The pH of the buffer is A certain buffer solution contains equal concentration of X− and HX. The Kh for X−is10^−10 . The pH of the buffer is November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , [...]