Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A white crystalline salt (A) reacts with dilute HCl to liberate a suffocating gas (B) and also forms a yellow precipitate. The gas (B) turns potassium dichromate acidified with dilute H2SO4
07
Dec
A white crystalline salt (A) reacts with dilute HCl to liberate a suffocating gas (B) and also forms a yellow precipitate. The gas (B) turns potassium dichromate acidified with dilute H2SO4 A white crystalline salt (A) reacts with dilute HCl to liberate a suffocating gas (B) and also forms a yellow precipitate. The gas (B) [...]
Three seperate samples of a solution of a single salt gave these test results : One formed a white precipitate with excess ammonia solution, one formed a white precipitate with dil. NaCl
07
Dec
Three seperate samples of a solution of a single salt gave these test results : One formed a white precipitate with excess ammonia solution, one formed a white precipitate with dil. NaCl one formed a white precipitate with dil. NaCl Three seperate samples of a solution of a single salt gave these test results : [...]
A red solid is insoluble in water. However it becomes soluble if some KI is added to water. Heating the red solid in a test tube results in liberation of some violet coloured fumes and droplets
07
Dec
A red solid is insoluble in water. However it becomes soluble if some KI is added to water. Heating the red solid in a test tube results in liberation of some violet coloured fumes and droplets A red solid is insoluble in water. However it becomes soluble if some KI is added to water. Heating [...]
A salt on treatment with dil. HCl gives a pungent smelling gas and a yellow precipitate. The salt gives green flame when tested. The salt solution gives a yellow precipitate with
07
Dec
A salt on treatment with dil. HCl gives a pungent smelling gas and a yellow precipitate. The salt gives green flame when tested. The salt solution gives a yellow precipitate with A salt on treatment with dil. HCl gives a pungent smelling gas and a yellow precipitate. The salt gives green flame when tested. The [...]
If NaOH is added to an aqueous solution of zinc ions, a white precipitate appears and on adding excess NaOH, the precipitate dissolve. In the solution zinc exists in the
07
Dec
If NaOH is added to an aqueous solution of zinc ions, a white precipitate appears and on adding excess NaOH, the precipitate dissolve. In the solution zinc exists in the a white precipitate appears and on adding excess NaOH If NaOH is added to an aqueous solution of zinc ions the precipitate dissolve. In the [...]
A spherical black body with a radius of 12 cm radiates 450 watt power at 500 K. If the radius were halved and the temperature doubled, the power radiated in watt would be
07
Dec
A spherical black body with a radius of 12 cm radiates 450 watt power at 500 K. If the radius were halved and the temperature doubled, the power radiated in watt would be A spherical black body with a radius of 12 cm radiates 450 watt power at 500 K. If the radius were halved [...]
A steady current of 1.5 A flows through a copper voltmeter for 10 min. If the electrochemical equivalent of copper is 30×10^−5 g C^−1, the mass of copper deposited on the electrode will be
07
Dec
A steady current of 1.5 A flows through a copper voltmeter for 10 min. If the electrochemical equivalent of copper is 30×10^−5 g C^−1, the mass of copper deposited on the electrode will be A steady current of 1.5 A flows through a copper voltmeter for 10 min. If the electrochemical equivalent of copper is [...]
Two rods A and B of different materials are welded together as shown in figure. Their thermal conductivities are K1 and K2. The thermal conductivity of the composite rod will be:
07
Dec
Two rods A and B of different materials are welded together as shown in figure. Their thermal conductivities are K1 and K2. The thermal conductivity of the composite rod will be: Two rods A and B of different materials are welded together as shown in figure. Their thermal conductivities are K1 and K2. The thermal [...]
The mean free path of electrons in a metal is 4×10^−8m The electric field which can give on an average 2eV energy to an electron in the metal will be in the units V/m
07
Dec
The mean free path of electrons in a metal is 4×10^−8m The electric field which can give on an average 2eV energy to an electron in the metal will be in the units V/m The mean free path of electrons in a metal is 4×10^−8m The electric field which can give on an average 2eV [...]
A 5 amp fuse wire can withstand a maximum power of 1 W in circuit. The resistance of the fuse wire is
07
Dec
A 5 amp fuse wire can withstand a maximum power of 1 W in circuit. The resistance of the fuse wire is A 5 amp fuse wire can withstand a maximum power of 1 W in circuit. The resistance of the fuse wire is December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]