Electromagnetic Waves
PHXI15:WAVES

358968 The amplitude of an electromagnetic wave in vacuum is doubled with no other changes made to the wave. As a result of this doubling of the amplitude, which of the following statement is correct?

1 The frequency of the wave changes only.
2 The wavelength of the wave changes only.
3 The speed of wave propagation changes
4 None of the above is correct.
PHXI15:WAVES

358969 If a source of electromagnetic radiation having power \(15\;kW\) produces \(10^{16}\) photons per second, the radiation belongs to a part of spectrum is
(Take Planck constant \(h = 6 \times {10^{ - 34}}\,Js\,)\)

1 Micro waves
2 Gamma rays
3 Radio wave
4 Ultraviolet rays
PHXI15:WAVES

358970 Match Column I with Column II. Choose the correct answer from the options given below.
Column I
Column II
A
Gauss's law in Electrostatics
P
\(\oint {\vec E.{\mkern 1mu} \,d\vec l} = - \frac{{d{\mkern 1mu} {\mkern 1mu} {\phi _B}}}{{dt}}\)
B
Faraday's law
Q
\(\oint {\vec B.\,d\vec A} = 0\)
C
Gauss's law nagnetism
R
\(\oint {\vec B.\,d\vec l = } {\mu _0}{i_c} + {\mu _0}{\varepsilon _0}\frac{{d{\phi _E}}}{{dt}}\)
D
Ampere Maxwell Law
S
\(\oint {\vec E.\,d\vec s = \frac{{{q_{net}}}}{{{{\rm{\varepsilon }}_0}}}} \)

1 \({\rm{A}} - {\rm{P}},\,\,\,\,\,{\rm{B}} - {\rm{Q}},\,\,\,\,\,{\rm{C}} - {\rm{R}},\,\,\,\,\,{\rm{D}} - {\rm{S}}\)
2 \({\rm{A}} - {\rm{S}},\,\,\,\,\,{\rm{B}} - {\rm{P}},\,\,\,\,\,{\rm{C}} - {\rm{Q}},\,\,\,\,\,{\rm{D}} - {\rm{R}}\)
3 \({\rm{A}} - {\rm{R}},\,\,\,\,\,{\rm{B}} - {\rm{S}},\,\,\,\,\,{\rm{C}} - {\rm{P}},\,\,\,\,\,{\rm{D}} - {\rm{Q}}\)
4 \({\rm{A}} - {\rm{Q}},\,\,\,\,\,{\rm{B}} - {\rm{R}},\,\,\,\,\,{\rm{C}} - {\rm{S}},\,\,\,\,\,{\rm{D}} - {\rm{P}}\)
PHXI15:WAVES

358971 Match the Column I and Column II
supporting img

Choose the correct answer from the options given below :

1 A – Q, B – R, C – P, D – S
2 A – P, B – Q, C – R, D – S
3 A – S, B – R, C – P, D – Q
4 A – S, B – P, C – R, D – Q
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
PHXI15:WAVES

358968 The amplitude of an electromagnetic wave in vacuum is doubled with no other changes made to the wave. As a result of this doubling of the amplitude, which of the following statement is correct?

1 The frequency of the wave changes only.
2 The wavelength of the wave changes only.
3 The speed of wave propagation changes
4 None of the above is correct.
PHXI15:WAVES

358969 If a source of electromagnetic radiation having power \(15\;kW\) produces \(10^{16}\) photons per second, the radiation belongs to a part of spectrum is
(Take Planck constant \(h = 6 \times {10^{ - 34}}\,Js\,)\)

1 Micro waves
2 Gamma rays
3 Radio wave
4 Ultraviolet rays
PHXI15:WAVES

358970 Match Column I with Column II. Choose the correct answer from the options given below.
Column I
Column II
A
Gauss's law in Electrostatics
P
\(\oint {\vec E.{\mkern 1mu} \,d\vec l} = - \frac{{d{\mkern 1mu} {\mkern 1mu} {\phi _B}}}{{dt}}\)
B
Faraday's law
Q
\(\oint {\vec B.\,d\vec A} = 0\)
C
Gauss's law nagnetism
R
\(\oint {\vec B.\,d\vec l = } {\mu _0}{i_c} + {\mu _0}{\varepsilon _0}\frac{{d{\phi _E}}}{{dt}}\)
D
Ampere Maxwell Law
S
\(\oint {\vec E.\,d\vec s = \frac{{{q_{net}}}}{{{{\rm{\varepsilon }}_0}}}} \)

1 \({\rm{A}} - {\rm{P}},\,\,\,\,\,{\rm{B}} - {\rm{Q}},\,\,\,\,\,{\rm{C}} - {\rm{R}},\,\,\,\,\,{\rm{D}} - {\rm{S}}\)
2 \({\rm{A}} - {\rm{S}},\,\,\,\,\,{\rm{B}} - {\rm{P}},\,\,\,\,\,{\rm{C}} - {\rm{Q}},\,\,\,\,\,{\rm{D}} - {\rm{R}}\)
3 \({\rm{A}} - {\rm{R}},\,\,\,\,\,{\rm{B}} - {\rm{S}},\,\,\,\,\,{\rm{C}} - {\rm{P}},\,\,\,\,\,{\rm{D}} - {\rm{Q}}\)
4 \({\rm{A}} - {\rm{Q}},\,\,\,\,\,{\rm{B}} - {\rm{R}},\,\,\,\,\,{\rm{C}} - {\rm{S}},\,\,\,\,\,{\rm{D}} - {\rm{P}}\)
PHXI15:WAVES

358971 Match the Column I and Column II
supporting img

Choose the correct answer from the options given below :

1 A – Q, B – R, C – P, D – S
2 A – P, B – Q, C – R, D – S
3 A – S, B – R, C – P, D – Q
4 A – S, B – P, C – R, D – Q
PHXI15:WAVES

358968 The amplitude of an electromagnetic wave in vacuum is doubled with no other changes made to the wave. As a result of this doubling of the amplitude, which of the following statement is correct?

1 The frequency of the wave changes only.
2 The wavelength of the wave changes only.
3 The speed of wave propagation changes
4 None of the above is correct.
PHXI15:WAVES

358969 If a source of electromagnetic radiation having power \(15\;kW\) produces \(10^{16}\) photons per second, the radiation belongs to a part of spectrum is
(Take Planck constant \(h = 6 \times {10^{ - 34}}\,Js\,)\)

1 Micro waves
2 Gamma rays
3 Radio wave
4 Ultraviolet rays
PHXI15:WAVES

358970 Match Column I with Column II. Choose the correct answer from the options given below.
Column I
Column II
A
Gauss's law in Electrostatics
P
\(\oint {\vec E.{\mkern 1mu} \,d\vec l} = - \frac{{d{\mkern 1mu} {\mkern 1mu} {\phi _B}}}{{dt}}\)
B
Faraday's law
Q
\(\oint {\vec B.\,d\vec A} = 0\)
C
Gauss's law nagnetism
R
\(\oint {\vec B.\,d\vec l = } {\mu _0}{i_c} + {\mu _0}{\varepsilon _0}\frac{{d{\phi _E}}}{{dt}}\)
D
Ampere Maxwell Law
S
\(\oint {\vec E.\,d\vec s = \frac{{{q_{net}}}}{{{{\rm{\varepsilon }}_0}}}} \)

1 \({\rm{A}} - {\rm{P}},\,\,\,\,\,{\rm{B}} - {\rm{Q}},\,\,\,\,\,{\rm{C}} - {\rm{R}},\,\,\,\,\,{\rm{D}} - {\rm{S}}\)
2 \({\rm{A}} - {\rm{S}},\,\,\,\,\,{\rm{B}} - {\rm{P}},\,\,\,\,\,{\rm{C}} - {\rm{Q}},\,\,\,\,\,{\rm{D}} - {\rm{R}}\)
3 \({\rm{A}} - {\rm{R}},\,\,\,\,\,{\rm{B}} - {\rm{S}},\,\,\,\,\,{\rm{C}} - {\rm{P}},\,\,\,\,\,{\rm{D}} - {\rm{Q}}\)
4 \({\rm{A}} - {\rm{Q}},\,\,\,\,\,{\rm{B}} - {\rm{R}},\,\,\,\,\,{\rm{C}} - {\rm{S}},\,\,\,\,\,{\rm{D}} - {\rm{P}}\)
PHXI15:WAVES

358971 Match the Column I and Column II
supporting img

Choose the correct answer from the options given below :

1 A – Q, B – R, C – P, D – S
2 A – P, B – Q, C – R, D – S
3 A – S, B – R, C – P, D – Q
4 A – S, B – P, C – R, D – Q
PHXI15:WAVES

358968 The amplitude of an electromagnetic wave in vacuum is doubled with no other changes made to the wave. As a result of this doubling of the amplitude, which of the following statement is correct?

1 The frequency of the wave changes only.
2 The wavelength of the wave changes only.
3 The speed of wave propagation changes
4 None of the above is correct.
PHXI15:WAVES

358969 If a source of electromagnetic radiation having power \(15\;kW\) produces \(10^{16}\) photons per second, the radiation belongs to a part of spectrum is
(Take Planck constant \(h = 6 \times {10^{ - 34}}\,Js\,)\)

1 Micro waves
2 Gamma rays
3 Radio wave
4 Ultraviolet rays
PHXI15:WAVES

358970 Match Column I with Column II. Choose the correct answer from the options given below.
Column I
Column II
A
Gauss's law in Electrostatics
P
\(\oint {\vec E.{\mkern 1mu} \,d\vec l} = - \frac{{d{\mkern 1mu} {\mkern 1mu} {\phi _B}}}{{dt}}\)
B
Faraday's law
Q
\(\oint {\vec B.\,d\vec A} = 0\)
C
Gauss's law nagnetism
R
\(\oint {\vec B.\,d\vec l = } {\mu _0}{i_c} + {\mu _0}{\varepsilon _0}\frac{{d{\phi _E}}}{{dt}}\)
D
Ampere Maxwell Law
S
\(\oint {\vec E.\,d\vec s = \frac{{{q_{net}}}}{{{{\rm{\varepsilon }}_0}}}} \)

1 \({\rm{A}} - {\rm{P}},\,\,\,\,\,{\rm{B}} - {\rm{Q}},\,\,\,\,\,{\rm{C}} - {\rm{R}},\,\,\,\,\,{\rm{D}} - {\rm{S}}\)
2 \({\rm{A}} - {\rm{S}},\,\,\,\,\,{\rm{B}} - {\rm{P}},\,\,\,\,\,{\rm{C}} - {\rm{Q}},\,\,\,\,\,{\rm{D}} - {\rm{R}}\)
3 \({\rm{A}} - {\rm{R}},\,\,\,\,\,{\rm{B}} - {\rm{S}},\,\,\,\,\,{\rm{C}} - {\rm{P}},\,\,\,\,\,{\rm{D}} - {\rm{Q}}\)
4 \({\rm{A}} - {\rm{Q}},\,\,\,\,\,{\rm{B}} - {\rm{R}},\,\,\,\,\,{\rm{C}} - {\rm{S}},\,\,\,\,\,{\rm{D}} - {\rm{P}}\)
PHXI15:WAVES

358971 Match the Column I and Column II
supporting img

Choose the correct answer from the options given below :

1 A – Q, B – R, C – P, D – S
2 A – P, B – Q, C – R, D – S
3 A – S, B – R, C – P, D – Q
4 A – S, B – P, C – R, D – Q