Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A charge +q is carried from point A(r,135∘) to point B(r,45∘) following a path, which is a quadrant of circle of radius r ( Fig. 3.97). If the dipole moment is P, find the work done by the external agent (assume short dipole).
05
Nov
A charge +q is carried from point A(r,135∘) to point B(r,45∘) following a path, which is a quadrant of circle of radius r ( Fig. 3.97). If the dipole moment is P, find the work done by the external agent (assume short dipole). 135∘) to point B(r 45∘) following a path A charge +q is [...]
The potential energies associated with four orientations of an electric dipole in an electric field are (1)−5U0,(2)−7U0,(3)3U0,and(4)5U0, where U0 is positive. Rank the orientationa according to the a. angle between the electric dipole moment P→ and the electric field `vec E, and B magnitude of the torque on the electric dipole, greatest first.
05
Nov
The potential energies associated with four orientations of an electric dipole in an electric field are (1)−5U0,(2)−7U0,(3)3U0,and(4)5U0, where U0 is positive. Rank the orientationa according to the a. angle between the electric dipole moment P→ and the electric field `vec E, and B magnitude of the torque on the electric dipole, greatest first. (2)−7U0 (3)3U0 [...]
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(2)−7U0 ,
(3)3U0 ,
and B magnitude of the torque on the electric dipole ,
and(4)5U0 ,
greatest first. ,
The potential energies associated with four orientations of an electric dipole in an electric field are (1)−5U0 ,
where U0 is positive. Rank the orientationa according to the a. angle between the electric dipole moment P→ and the electric field `vec E ,
For a travelling wave, displacement of medium particles vs. position graph (y-x) graph at a given instant is shown in figure. Match the following two columns.
05
Nov
For a travelling wave, displacement of medium particles vs. position graph (y-x) graph at a given instant is shown in figure. Match the following two columns. displacement of medium particles vs. position graph (y-x) graph at a given instant is shown in figure. Match the following two columns. For a travelling wave November 5, 2020 [...]
The equation of a travelling wave is given by : y = (4cm) sin (pie t + 2 pie x). Here, t is in second and x in metres. For this travelling wave, match the following two columns.
05
Nov
The equation of a travelling wave is given by : y = (4cm) sin (pie t + 2 pie x). Here, t is in second and x in metres. For this travelling wave, match the following two columns. match the following two columns. t is in second and x in metres. For this travelling wave [...]
What is the potential energy of dipole with charge particles system as shown in figure ?
05
Nov
What is the potential energy of dipole with charge particles system as shown in figure ? What is the potential energy of dipole with charge particles system as shown in figure ? November 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Suppose a wave pulse has been created at free end of a taut string by moving the hand up and down once. The string is attached at its other end to a distant wall.
05
Nov
Suppose a wave pulse has been created at free end of a taut string by moving the hand up and down once. The string is attached at its other end to a distant wall. Suppose a wave pulse has been created at free end of a taut string by moving the hand up and down [...]
For four sine waves, moving on a string along positive x-direction, displacement distance curves (y-x curves) as shown at time t = 0. In the right column, expressions for y as function
05
Nov
For four sine waves, moving on a string along positive x-direction, displacement distance curves (y-x curves) as shown at time t = 0. In the right column, expressions for y as function displacement distance curves (y-x curves) as shown at time t = 0. In the right column expressions for y as function For four [...]
Three travelling sinusoidal waves are on identical strings having same tension. The mathematical form of the waves are y1 = A sin (3x – 6t), y2 = A sin (4x-8t) and y3 = A sin (6x – 12 t).
05
Nov
Three travelling sinusoidal waves are on identical strings having same tension. The mathematical form of the waves are y1 = A sin (3x – 6t), y2 = A sin (4x-8t) and y3 = A sin (6x – 12 t). Three travelling sinusoidal waves are on identical strings having same tension. The mathematical form of the [...]
An electric dipole of length 4 cm, when placed with its axis making an angle of 60∘ with a uniform electric field, experiences a torque of 4 root 3 Nm. Calculate the a. magnitude of the electric field, and b. potential energy of the dipole, if the dipole has charges of ±8 nC.
05
Nov
An electric dipole of length 4 cm, when placed with its axis making an angle of 60∘ with a uniform electric field, experiences a torque of 4 root 3 Nm. Calculate the a. magnitude of the electric field, and b. potential energy of the dipole, if the dipole has charges of ±8 nC. An electric [...]
Let a disturbance y be propagated as a plane wave along the x-axis. The wave profiles at the instants t = t1 and t = t2 are represented respectively as Y1 = f(x1 – vt1) and
05
Nov
Let a disturbance y be propagated as a plane wave along the x-axis. The wave profiles at the instants t = t1 and t = t2 are represented respectively as Y1 = f(x1 – vt1) and Let a disturbance y be propagated as a plane wave along the x-axis. The wave profiles at the instants [...]