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Which of the following is not an element (a) Graphite (b) Diamond (c) 22-carat gold (d) Rhombic sulphur
02
Dec
Which of the following is not an element (a) Graphite (b) Diamond (c) 22-carat gold (d) Rhombic sulphur Which of the following is not an element (a) Graphite (b) Diamond (c) 22-carat gold (d) Rhombic sulphur December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A point charge Q is placed outside a hollow spherical conductor of radius R , at a distance r(r>R) from its centre C . The field at C due to the inducted charges on the conductor is
02
Dec
A point charge Q is placed outside a hollow spherical conductor of radius R , at a distance r(r>R) from its centre C . The field at C due to the inducted charges on the conductor is A point charge Q is placed outside a hollow spherical conductor of radius R at a distance r(r>R) [...]
Transition metal with low oxidation number will act as (a) A base (b) An acid (c) An oxidizing agent (d) None of these
02
Dec
Transition metal with low oxidation number will act as (a) A base (b) An acid (c) An oxidizing agent (d) None of these Transition metal with low oxidation number will act as (a) A base (b) An acid (c) An oxidizing agent (d) None of these December 2, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
Both dative and covalent bond is present in (a) BF3.NH3 (b) CH2Cl2 (c) C2H4 (d) CH3NH2
02
Dec
Both dative and covalent bond is present in (a) BF3.NH3 (b) CH2Cl2 (c) C2H4 (d) CH3NH2 Both dative and covalent bond is present in (a) BF3.NH3 (b) CH2Cl2 (c) C2H4 (d) CH3NH2 December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Charges Q1 and Q2 lie inside and outside respectively of an uncharged conducting shell. Their separation is r. (i) The force on Q1 is zero (ii) The force on Q1 is k(Q1Q2/r2) (iii) The force on Q2 is k(Q1Q2/r2) (iv) The force on Q2 is zero
02
Dec
Charges Q1 and Q2 lie inside and outside respectively of an uncharged conducting shell. Their separation is r. (i) The force on Q1 is zero (ii) The force on Q1 is k(Q1Q2/r2) (iii) The force on Q2 is k(Q1Q2/r2) (iv) The force on Q2 is zero equipotential lines are shown. In the following figure December [...]
Co – ordinate bond is absent in (a) BH4 (b) CO3^-2 (c) H3O ^+ (d) NH4
02
Dec
Co – ordinate bond is absent in (a) BH4 (b) CO3^-2 (c) H3O ^+ (d) NH4 Co - ordinate bond is absent in (a) BH4 (b) CO3^-2 (c) H3O ^+ (d) NH4 December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A thin metallic spherical shell contains a charge Q on it. A point charge q is placed at the center of the shell and another charge q1 is placed outside it as shown in the figure. All the three charges are positive. Find the force on the charge
02
Dec
A thin metallic spherical shell contains a charge Q on it. A point charge q is placed at the center of the shell and another charge q1 is placed outside it as shown in the figure. All the three charges are positive. Find the force on the charge equipotential lines are shown. In the following [...]
A spherical conductor A lies inside a hollow spherical conductor B. Charges Q1 and Q2 are given to A and B respectively (Choose the incorrect option)
02
Dec
A spherical conductor A lies inside a hollow spherical conductor B. Charges Q1 and Q2 are given to A and B respectively (Choose the incorrect option) > A spherical conductor A lies inside a hollow spherical conductor B. Charges Q1 and Q2 are given to A and B respectively (Choose the incorrect option) December 2, [...]
A positive charge Q is placed at the centre O of a thin metallic spherical shell. Select the correct statements from the following: (i) The electric field at any point outside the shell is zero (ii) The electrostatic potential at any point outside the shell is Q/4πε0r , where r is the distance of the point from O (iii) The outer surface of the spherical shell is an equipotential surface (iv) The electric field at any point inside the shell , other than O , is zero
02
Dec
A positive charge Q is placed at the centre O of a thin metallic spherical shell. Select the correct statements from the following: (i) The electric field at any point outside the shell is zero (ii) The electrostatic potential at any point outside the shell is Q/4πε0r , where r is the distance of the [...]
The bonds in K4 [ Fe (CN)6 ] are (a) All ionic (b) All covalent (c) Ionic and covalent (d) Ionic , covalent and co – ordinate covalent
02
Dec
The bonds in K4 [ Fe (CN)6 ] are (a) All ionic (b) All covalent (c) Ionic and covalent (d) Ionic , covalent and co – ordinate covalent covalent and co - ordinate covalent The bonds in K4 [ Fe (CN)6 ] are (a) All ionic (b) All covalent (c) Ionic and covalent (d) Ionic [...]