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A particle of mass m and charge q is thrown in the vertical direction with a velocity v0 in a uniform horizontal electric field E. Assuming the gravity force to be negligible ,the equation of the path followed by the particle will be
01
Dec
A particle of mass m and charge q is thrown in the vertical direction with a velocity v0 in a uniform horizontal electric field E. Assuming the gravity force to be negligible ,the equation of the path followed by the particle will be A particle of mass m and charge q is thrown in the [...]
If steel is heated to a temperature well below red hot and is then cooled slowly, the process is called (a) Tempering (b) Hardening (c) Softening
01
Dec
If steel is heated to a temperature well below red hot and is then cooled slowly, the process is called (a) Tempering (b) Hardening (c) Softening If steel is heated to a temperature well below red hot and is then cooled slowly the process is called (a) Tempering (b) Hardening (c) Softening December 1, 2020 [...]
A point charge q moves from point P to point S along the path PQRS In a uniform electric field E→ pointing parallel to the positive direction of the x-axis.. The coordinates of the points P, Q, R and S are (a, b,0); (2a,0,0),(a, -b, 0) and (0,0,0) respectively. The work done by the field in the above process is given by the expression
01
Dec
A point charge q moves from point P to point S along the path PQRS In a uniform electric field E→ pointing parallel to the positive direction of the x-axis.. The coordinates of the points P, Q, R and S are (a, b,0); (2a,0,0),(a, -b, 0) and (0,0,0) respectively. The work done by the field [...]
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-q ,
0 ) ,
0) and (0 ,
0) respectively. The work done by the field in the above process is given by the expression ,
0); (2a ,
A point charge q moves from point P to point S along the path PQRS In a uniform electric field E→ pointing parallel to the positive direction of the x-axis.. The coordinates of the points P ,
A) ,
B ,
R and S are (a ,
An electron of mass me, initially at rest, moves through a certain distance in a uniform electric field in time t1 A proton of mass mp, also, initially at rest, takes time t2 to move through an equal distance in this uniform electric field. Neglecting the effect of gravity, the ratio t2/t1 l is nearly equal to
01
Dec
An electron of mass me, initially at rest, moves through a certain distance in a uniform electric field in time t1 A proton of mass mp, also, initially at rest, takes time t2 to move through an equal distance in this uniform electric field. Neglecting the effect of gravity, the ratio t2/t1 l is nearly [...]
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also ,
An electron of mass me ,
initially at rest ,
moves through a certain distance in a uniform electric field in time t1 A proton of mass mp ,
takes time t2 to move through an equal distance in this uniform electric field. Neglecting the effect of gravity ,
the ratio t2/t1 l is nearly equal to ,
The term platforming is (a) Platinum painting (b) Flat sheet of platinum (c) Platinum manufacturing (d) Platinum used as a catalyst
01
Dec
The term platforming is (a) Platinum painting (b) Flat sheet of platinum (c) Platinum manufacturing (d) Platinum used as a catalyst The term platforming is (a) Platinum painting (b) Flat sheet of platinum (c) Platinum manufacturing (d) Platinum used as a catalyst December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
Which one of the following is an amphoteric oxide (a) Mn2O7 (b) CrO (c) V2O4 (d) Cr2O3
01
Dec
Which one of the following is an amphoteric oxide (a) Mn2O7 (b) CrO (c) V2O4 (d) Cr2O3 Which one of the following is an amphoteric oxide (a) Mn2O7 (b) CrO (c) V2O4 (d) Cr2O3 December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which one of the following reactions will occur on heating AgNO3 above its melting point.
01
Dec
Which one of the following reactions will occur on heating AgNO3 above its melting point. Which one of the following reactions will occur on heating AgNO3 above its melting point. December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The compound ZnFe2O4 is (a) A normal spinel compound (b) Interstitial compound (c) Covalent compound
01
Dec
The compound ZnFe2O4 is (a) A normal spinel compound (b) Interstitial compound (c) Covalent compound The compound ZnFe2O4 is (a) A normal spinel compound (b) Interstitial compound (c) Covalent compound December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Two identical charges +Q are kept fixed some distance apart. A small particles P with charge q is placed midway between them . If P is given a small displacement Δ ,it will undergo simple harmonic motion if (i) q is positive and Δ is along the line joining the charges (ii) q is positive and Δ is perpendicular to the line joining the charges (iii) q is negative and Δ is perpendicular to the line joining the charges (iv) q is positive and Δ is along the line joining the charges
01
Dec
Two identical charges +Q are kept fixed some distance apart. A small particles P with charge q is placed midway between them . If P is given a small displacement Δ ,it will undergo simple harmonic motion if (i) q is positive and Δ is along the line joining the charges (ii) q is positive [...]
Assertion : Water is a good solvent for ionic compounds but poor one for covalent compounds. Reason :Hydrogen energy of ions realeases sufficient energy to overcome lattice energy and break hydrogen bonds in water, white covalent bonded compound interact so weakly that even van der walls force between molecule of convalent compounds cannot be broken .
01
Dec
Assertion : Water is a good solvent for ionic compounds but poor one for covalent compounds. Reason :Hydrogen energy of ions realeases sufficient energy to overcome lattice energy and break hydrogen bonds in water, white covalent bonded compound interact so weakly that even van der walls force between molecule of convalent compounds cannot be broken [...]