Home
Class 12
PHYSICS
A plane e.m. wave travelling along the x...

A plane e.m. wave travelling along the x-direction has a wavelength of 3mm. The variation in the electric field occurs in the y-direction with an amplitude `66Vm^-1`. The equation for the electric and magnetic fields as a function of x and t are respectively

A

`E_(y)=33 cos pixx10^(11)(t-(x)/(C))`
`B_(z)=1.1xx10^(-7)cos pixx10^(11)(t-(x)/(c ))`

B

`E_(y)=11 cos2pi xx10^(11)(t-(x)/(c ))`
`B_(y)=1.1xx10^(-7) cos 2pi xx10^(11) (t-(x)/(c ))`

C

`E_(x)=33cos pixx10^(11)(t-(x)/( c))`
`B_(x)=11xx10^(-7)cospi xx10^(11)(t-(x)/(c ))`

D

`E_(y)=66cos 2pixx10^(11) (t-(x)/(c ))`
`B_(z)=2.2 xx10^(-7) cos 2 pi xx10(11)(t-(x)/(c ))`

Text Solution

Verified by Experts

The correct Answer is:
D
`E_(y)=66 cos 2pixx10^(11) (t-(x)/(c ))`
`B_(x)=(E_(y))/(C )`
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC WAVES

    NARAYNA|Exercise EXERCISE -3 PREVIOUS YEAR QUESTIONS|30 Videos

  • ELECTROMAGNETIC INDUCTION

    NARAYNA|Exercise ASSERTION & REASON|6 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    NARAYNA|Exercise ADDITIONAL PROBLEMS|14 Videos

Similar Questions

Explore conceptually related problems

A plane e.m. wave propagating in the x-direction has a wavelength 5.0 mm. The electric field is in the y-direction and its maximum magitude is 50Vm^_1 . Write the equation for the electric and magnetic fields as a function of x and t.

A plane e.m. wave propagating in the x-direction has a wavelength 6.0 mm. The electric field is in the y-direction and its maximum magitude is 33Vm^_1 . Write suitable equation for the electric and magnetic fields as a function of x and t.

A plane e.m. wave propagating in the x-direction has a wavelength 5.5 mm. The electric field is in the y-direction and its maximum magitude is 36Vm^_1 . Write suitable equation for the electric and magnetic fields as a function of x and t and find energy density of e.m. wave. Calculate the maximum electric and magnetic force on a charge q=2e, moving along y-axis with a speed of 3.0xx10^7ms^-1 , where e=1.6xx10^(-19)C .

A plane electromagnetic wave propagating in the x-direction has a wavelength of 5.0 mm. The electric field is in the y-direction and its maximum magnitude is 30V (m^-1) . Write suitable equations for the electric and magnetic fields as a function of x and t.

A plane electromagnetic wave propagating in the x-direction has a wavelength of 6.0 mm. the electric field is in the y-direction and its maximum magnitude is 33 Vm^(-1) . Write suitable equations for the electric and magnetic fields as functions of x and t.

A plane electromagnetic wave propagating in the x-direction has wavelength of 6.0 mm . The electric field is in the y-direction and its maximum magnitude of 33 Vm^(-1) . The equation for the electric field as function of x and l is

A plane electromagnetic wave propagating in the x-direction has wavelength of 60 mm. The electric field is in the y-direction and its maximum magnitude is 33 V//m^(-1) .The equation for the electric field as function of x and t is:

For a plane electromagnetic wave propagation in the X- direction , the field is in the Y-direction and has maximum magneitic of 44 V//m . The wavelength of wave is 5 mm. Express the electric and magnetic field as a function of displacement x and time t.

A millimetre wave has a wavelength of 2.00 mm and the oscillating electric field associated with it has an amplitude of 20 Vm^(-1). Determine the frequency of oscillations of the electric and magnetic fileds of this electromagnetic wave. What is the amplitude of the magnetic field oscillations of this wave?