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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 [...]
A transverse sinusoidal wave of amplitude a, wavelength lemda and frequency f is travelling on a stretched string. The maximum speed at any point on the string is (v/10) where
05
Nov
A transverse sinusoidal wave of amplitude a, wavelength lemda and frequency f is travelling on a stretched string. The maximum speed at any point on the string is (v/10) where A transverse sinusoidal wave of amplitude a wavelength lemda and frequency f is travelling on a stretched string. The maximum speed at any point on [...]
An electric dipole consists of two opposite charges of magnitude 1μC (micro-coulomb) separated by a distance of 2 cm . The dipole is placed in an electric field of 105Vm−1. (a) What maximum torque does the field exert on the dipole ? (b) How much work must an external agent do to turn the dipole end for end , starting from a position of alignment θ=0 ?
05
Nov
An electric dipole consists of two opposite charges of magnitude 1μC (micro-coulomb) separated by a distance of 2 cm . The dipole is placed in an electric field of 105Vm−1. (a) What maximum torque does the field exert on the dipole ? (b) How much work must an external agent do to turn the dipole [...]
A neutral water molecule (H2O) in its vapour state has an electric dipole moment of magnitudes 6.4×10^−30 C/m. How far apart are the molecules centres of positive and negative charge
05
Nov
A neutral water molecule (H2O) in its vapour state has an electric dipole moment of magnitudes 6.4×10^−30 C/m. How far apart are the molecules centres of positive and negative charge A neutral water molecule (H2O) in its vapour state has an electric dipole moment of magnitudes 6.4×10^−30 C/m. How far apart are the molecules centres [...]
State the following statements as Ture or False. a. Electric potential at any point on the bisector of a dipole is zero. b. A dipole experences maximum torque at the positive where potential energy is zero.
05
Nov
State the following statements as Ture or False. a. Electric potential at any point on the bisector of a dipole is zero. b. A dipole experences maximum torque at the positive where potential energy is zero. (Fig. ) shows four orientations of an electric dipole in an external electric field. Rank the orientations acording to [...]
A In question 3, If the dipole rotates from orientation 1 to orientation 2, is the work done on the dipole by field positive, negative, or zero ? B If, instead, the dipole rotates from the orientation 1 to orientation 4, is the work done by the field more than, less than, the same as in (a) ?
05
Nov
A In question 3, If the dipole rotates from orientation 1 to orientation 2, is the work done on the dipole by field positive, negative, or zero ? B If, instead, the dipole rotates from the orientation 1 to orientation 4, is the work done by the field more than, less than, the same as [...]
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A In question 3 ,
If the dipole rotates from orientation 1 to orientation 2 ,
instead ,
is the work done by the field more than ,
is the work done on the dipole by field positive ,
less than ,
negative ,
or zero ? B If ,
the dipole rotates from the orientation 1 to orientation 4 ,
the same as in (a) ? ,
The equation to a transverse wave travelling in a rope is given by y = A cos pie/2 (kx – omega t – alpha) where A = 0.6 m, k = 0.005 cm^-1, omega = 8.0 s^-1 and alpha is a non vanishing constant.
05
Nov
The equation to a transverse wave travelling in a rope is given by y = A cos pie/2 (kx – omega t – alpha) where A = 0.6 m, k = 0.005 cm^-1, omega = 8.0 s^-1 and alpha is a non vanishing constant. k = 0.005 cm^-1 omega = 8.0 s^-1 and alpha is [...]