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A blue colouration is not obtained when (a) Ammonium hydroxide dissolves in copper sulphate
30
Nov
A blue colouration is not obtained when (a) Ammonium hydroxide dissolves in copper sulphate A blue colouration is not obtained when (a) Ammonium hydroxide dissolves in copper sulphate November 30, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which of the following metal is obtained by leaching out process using a solution of NaCn and then precipitating the metal by addition of zinc dust
30
Nov
Which of the following metal is obtained by leaching out process using a solution of NaCn and then precipitating the metal by addition of zinc dust Which of the following metal is obtained by leaching out process using a solutio of NaCn and then precipitating the metal by addition of zinc dust November 30, 2020 [...]
In nitriding process of steel (a) Steel is heated in an atmosphere of ammonia (b) Steel is made red hot and then cooled
30
Nov
In nitriding process of steel (a) Steel is heated in an atmosphere of ammonia (b) Steel is made red hot and then cooled In nitriding process of steel (a) Steel is heated in an atmosphere of ammonia (b) Steel is made red hot and then cooled November 30, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
Which of the following metals corrodes readily in moist air (a) Gold (b) Silver (c) Nickel (d) Iron
30
Nov
Which of the following metals corrodes readily in moist air (a) Gold (b) Silver (c) Nickel (d) Iron Which of the following metals corrodes readily in moist air (a) Gold (b) Silver (c) Nickel (d) Iron November 30, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Assertion : Mercury vapour is shining silvery in appearance. Reason : Mercury is a metal with shining silvery appearance.
30
Nov
Assertion : Mercury vapour is shining silvery in appearance. Reason : Mercury is a metal with shining silvery appearance. Assertion : Mercury vapour is shining silvery in appearance. Reason : Mercury is a metal with shining silvery appearance. November 30, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The potential of the electric field produced by a point charge at any point (x,y,z) is given by V=3x^2+5 , where x,y,z are in metres and V is in volts. The intensity of the electric field at (−2,1,0) is
30
Nov
The potential of the electric field produced by a point charge at any point (x,y,z) is given by V=3x^2+5 , where x,y,z are in metres and V is in volts. The intensity of the electric field at (−2,1,0) is 0) is 1 The potential of the electric field produced by a point charge at any [...]
Assertion : The free gaseous Cr atom has six unpaired electrons. Reason : Half filled ‘s’ orbital has greater stability.
30
Nov
Assertion : The free gaseous Cr atom has six unpaired electrons. Reason : Half filled ‘s’ orbital has greater stability. Assertion : The free gaseous Cr atom has six unpaired electrons. Reason : Half filled 's' orbital has greater stability. November 30, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The electric field in a region is given by E→=(A/x3)i^ An expression for the potential in the region assuming the potential at infinity to be zero is
30
Nov
The electric field in a region is given by E→=(A/x3)i^ An expression for the potential in the region assuming the potential at infinity to be zero is The electric field in a region is given by E→=(A/x3)i^ An expression for the potential in the region assuming the potential at infinity to be zero is November [...]
The potential at a point x (measured in m) due to some charges situated on the x-axis is given by V(x) = (20 /x^2- 4) volts. The electric field E at x=4 um is given by :
30
Nov
The potential at a point x (measured in m) due to some charges situated on the x-axis is given by V(x) = (20 /x^2- 4) volts. The electric field E at x=4 um is given by : The potential at a point x (measured in m) due to some charges situated on the x-axis is [...]
Two point charges +5 uc and -2 uc are kept at a distance of 1 m is free space. The distance between the two zero potential points on the line joining the charges is
30
Nov
Two point charges +5 uc and -2 uc are kept at a distance of 1 m is free space. The distance between the two zero potential points on the line joining the charges is Two point charges +5 uc and -2 uc are kept at a distance of 1 m is free space. The distance [...]