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Which among the following statement is/are correct ? (a) pH = -log10 (H3O+) for dilute solution (b) pH of H2O decreases with increase of temperature
18
Nov
Which among the following statement is/are correct ? (a) pH = -log10 (H3O+) for dilute solution (b) pH of H2O decreases with increase of temperature Which among the following statement is/are correct ? (a) pH = -log10 (H3O+) for dilute solution (b) pH of H2O decreases with increase of temperature November 18, 2020 Category: Chapter [...]
Which of the following statements is/are correct about the ionic product of water?
18
Nov
Which of the following statements is/are correct about the ionic product of water? Which of the following statements is/are correct about the ionic product of water? November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N Awasthi Physical Chemistry ,
Which of the following statements are correct ?
18
Nov
Which of the following statements are correct ? Which of the following statements are correct ? November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A solution of ammonia in water contains (a) H + (b) OH- (c) only NH4 +
18
Nov
A solution of ammonia in water contains (a) H + (b) OH- (c) only NH4 + A solution of ammonia in water contains (a) H + (b) OH- (c) only NH4 + November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
If R1 = 2 R2 = 4R3 = 8R4 = 16 R5, find the resistnace in which maximum heat is generated , if key K is closed:
18
Nov
If R1 = 2 R2 = 4R3 = 8R4 = 16 R5, find the resistnace in which maximum heat is generated , if key K is closed: find the resistnace in which maximum heat is generated if key K is closed: If R1 = 2 R2 = 4R3 = 8R4 = 16 R5 November 18, [...]
Which of the following oxide of nitrogen is the anhydride of HNO3 (a) NO (b) N2O3 (c) N3O4 (d) N2O5
18
Nov
Which of the following oxide of nitrogen is the anhydride of HNO3 (a) NO (b) N2O3 (c) N3O4 (d) N2O5 Which of the following oxide of nitrogen is the anhydride of HNO3 (a) NO (b) N2O3 (c) N3O4 (d) N2O5 November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The eye can be regarded as a single refracting surface is equal to that of cornea (7.8 mm). This surface separates two media of refractive indices 1 and 1.34. Calculate the distance from the refracting surface at which a parallel beam of light will come to focus.
18
Nov
The eye can be regarded as a single refracting surface is equal to that of cornea (7.8 mm). This surface separates two media of refractive indices 1 and 1.34. Calculate the distance from the refracting surface at which a parallel beam of light will come to focus. In figure the number of reflections it makes [...]
Which of the following is not known (a) NCl5 (b) NI3 (c) SbCl3 (d) NCl3
18
Nov
Which of the following is not known (a) NCl5 (b) NI3 (c) SbCl3 (d) NCl3 Which of the following is not known (a) NCl5 (b) NI3 (c) SbCl3 (d) NCl3 November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
An element with emfε and interval resistance r is connected across an external resistance R. The maximum power in external circuit is 9W. The current flowing through the circuit in these conditions is 3A. Then which of the following is // are correct ?
18
Nov
An element with emfε and interval resistance r is connected across an external resistance R. The maximum power in external circuit is 9W. The current flowing through the circuit in these conditions is 3A. Then which of the following is // are correct ? A wire of length L and three identical cells of negligible [...]
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A wire of length L and three identical cells of negligible internal resistance are connected in series. Due to the current ,
In the circuit shown in the figure: ,
the switch S is in position 1 for a long time. Now the switch is thrown to position 2. Find the total heat developed in the circuit till the steady state is reached again. ,
A plano convex lens of refractive index μ1 and focal length f1 is kept in contact with another plano concave lens of refractive index μ2 and focal length f2. If the radius of curvature of their spherical faces is R each and f1 = 2f2, then μ1 and μ2 are related as :
18
Nov
A plano convex lens of refractive index μ1 and focal length f1 is kept in contact with another plano concave lens of refractive index μ2 and focal length f2. If the radius of curvature of their spherical faces is R each and f1 = 2f2, then μ1 and μ2 are related as : In figure [...]