Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
In the circuit shown , R = 10 ohm and V = 100 volt . With switch S open the reading of ammeter is one third its reading when ‘S’ is closed. calculate the resistance of the ammeter ( in ohm ).
15
Nov
In the circuit shown , R = 10 ohm and V = 100 volt . With switch S open the reading of ammeter is one third its reading when ‘S’ is closed. calculate the resistance of the ammeter ( in ohm ). In the circuit shown R = 10 ohm and V = 100 volt [...]
A substance absorbs CO2 and violently reacts with water. That substance is (a) CaCO3 (b) CaO (c) H2SO4 (d) ZnO
15
Nov
A substance absorbs CO2 and violently reacts with water. That substance is (a) CaCO3 (b) CaO (c) H2SO4 (d) ZnO A substance absorbs CO2 and violently reacts with water. That substance is (a) CaCO3 (b) CaO (c) H2SO4 (d) ZnO November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Plaster of paris is used (a) In surgery and dentistry (b) As a white wash (c) As a constituent of tooth paste
15
Nov
Plaster of paris is used (a) In surgery and dentistry (b) As a white wash (c) As a constituent of tooth paste Plaster of paris is used (a) In surgery and dentistry (b) As a white wash (c) As a constituent of tooth paste November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
MgCl2.6H2O when heated gives (a) Magnesium oxychloride (b) Magnesium dichloride (c) Magnesium oxide (d) Magnesium chloride
15
Nov
MgCl2.6H2O when heated gives (a) Magnesium oxychloride (b) Magnesium dichloride (c) Magnesium oxide (d) Magnesium chloride MgCl2.6H2O when heated gives (a) Magnesium oxychloride (b) Magnesium dichloride (c) Magnesium oxide (d) Magnesium chloride November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Plaster of paris hardness by (a) Giving off CO2 (b) Changing into CaCO3 (c) Uniting with water (d) Giving out water
15
Nov
Plaster of paris hardness by (a) Giving off CO2 (b) Changing into CaCO3 (c) Uniting with water (d) Giving out water Plaster of paris hardness by (a) Giving off CO2 (b) Changing into CaCO3 (c) Uniting with water (d) Giving out water November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
Least ionic character is found in (a) Mg (b) Sr (c) Ca (d) Ra
15
Nov
Least ionic character is found in (a) Mg (b) Sr (c) Ca (d) Ra Least ionic character is found in (a) Mg (b) Sr (c) Ca (d) Ra November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The alkaline earth metals Ba, Sr, Ca and Mg may be arranged in the order of their decreasing first ionisation potential as (a) Mg, Ca, Sr, Ba,
15
Nov
The alkaline earth metals Ba, Sr, Ca and Mg may be arranged in the order of their decreasing first ionisation potential as (a) Mg, Ca, Sr, Ba, Ba Ca Ca and Mg may be arranged in the order of their decreasing first ionisation potential as (a) Mg Sr The alkaline earth metals Ba November 15, [...]
Bleaching powder is obtained by the interaction of chlorine and (a) Conc. solution of Ca(OH)2 (b) Dilute solution of Ca(OH)2 (c) Dry calcium oxide
15
Nov
Bleaching powder is obtained by the interaction of chlorine and (a) Conc. solution of Ca(OH)2 (b) Dilute solution of Ca(OH)2 (c) Dry calcium oxide Bleaching powder is obtained by the interaction of chlorine and (a) Conc. solution of Ca(OH)2 (b) Dilute solution of Ca(OH)2 (c) Dry calcium oxide November 15, 2020 Category: Uncategorised (JEE Advanced [...]
If resistance R1 in resistance box is 300 Ω then the balanced length is found to be 75.0 cm from end A. The diameter of unknown wire is 1 mm and length of the unknown wire is 31.4 cm. Find the specific resistance of the unknown wire
15
Nov
If resistance R1 in resistance box is 300 Ω then the balanced length is found to be 75.0 cm from end A. The diameter of unknown wire is 1 mm and length of the unknown wire is 31.4 cm. Find the specific resistance of the unknown wire The maximum current in a galvanometer can be [...]
Setting of plaster of paris is (a) Oxidation with atmospheric oxygen (b) Combination with atmospheric CO2 (c) Dehydration
15
Nov
Setting of plaster of paris is (a) Oxidation with atmospheric oxygen (b) Combination with atmospheric CO2 (c) Dehydration Setting of plaster of paris is (a) Oxidation with atmospheric oxygen (b) Combination with atmospheric CO2 (c) Dehydration November 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,