physics spc sandeep sir
physics spc sandeep sir
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Q32 The magnetic flux through a coil of resistance 5 ohm increases with time as fi = ( 2 t ^3 + 5 t^
Q32 The magnetic flux through a coil of resistance 5 ohm increases with time as fi = ( 2 t ^3 + 5 t^2 + 6t ) mWb . Find the magnitude of induced current through the coil at t = 2 s . [ set 3 code 55/3/3 class 12 Physics cbse board 2024 ]
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Просмотров: 14

Видео

A copper rod of length 2 m moves in a transverse uniform magnetic field of 3 T . It is moving with c
8 часов назад
A copper rod of length 2 m moves in a transverse uniform magnetic field of 3 T . It is moving with constant velocity of 2 m/ s in a direction perpendicular to its length. The induced effect across its ends is V [ NCERT ] #ncertsolution #electromagneticinduction #physics #class12physics #physicsspcsandeepsir #spclasses #neet #neetphysics #neetquestions #
A direct current of 4 A and an alternating current of peak value 4A passes through 3 ohm and 2 ohm r
Просмотров 1920 часов назад
A direct current of 4 A and an alternating current of peak value 4A passes through 3 ohm and 2 ohm resistors respectively. Find the ratio of heat generated in two resistance in same interval of time [ JEE Main 27 July 2022 shift 1 ] #jeemain2022 #electromagneticinduction #27july2022 #shift1 #physics #spclasses #physicsspcsandeepsir #youtubevideos #2022 #jeemains #jeemainphysics
In an AC generator, the magnetic flux linked with the rotating coil has maximum value fi and frequen
Просмотров 720 часов назад
In an AC generator, the magnetic flux linked with the rotating coil has maximum value fi and frequency of rotation of coil is f . Then amplitude of emf generated is [ NEET ] #neet #emi #physics #physicsspcsandeepsir #electromagneticinduction #spclasses #youtubevideos #class12physics #neetphysics #neetquestions
Q 32 A galvanometer of resistance G is converted into a voltmeter of range ( 0 - V ) by using a resi
Просмотров 920 часов назад
Q 32 A galvanometer of resistance G is converted into a voltmeter of range ( 0 - V ) by using a resistance R . Find the resistance, in terms of R and G , required to convert it into a voltmeter of range ( 0 - V/2 ) . [ SET 3 -Code 55/3/3 cbse board paper 2024 physics 12 th ] #cbseboardexams2024 #set3 #question32 #physics #class12physicspaper #physicsspcsandeepsir #spclasses #youtubevideos #cbse...
What will be the direction of current in the coil A as the switch S is closed ?
Просмотров 1720 часов назад
What will be the direction of current in the coil A as the switch S is closed ? [ Neet ] #neet #electromagneticinduction #physics #spclasses #physicsspcsandeepsir #class12physics #neetphysics #neetphysicsmcqs #neetquestions #youtubevideos
Magnetic flux ( in Wb) linked with a closed loop varies with time to ( in s ) as fi = 2 t ^2 + 1 . T
Просмотров 2121 час назад
Magnetic flux ( in Wb) linked with a closed loop varies with time to ( in s ) as fi = 2 t ^2 1 . The magnitude of induced emf at t = 1 s is [ NCERT ] #ncert #electromagneticinduction #physics #class12physics #physicsspcsandeepsir #spclasses #neetquestions #ncertsolution #neetphysics
A uniform magnetic field exists in space as vector B = 4 i T . The magnetic flux through an area v
Просмотров 262 часа назад
A uniform magnetic field exists in space as vector B = 4 i T . The magnetic flux through an area vector S = ( 2 i 4j ) m^2 is [ NCERT ] #ncert #electromagneticinduction #physics #class12physics #spclasses #physicsspcsandeepsir #neet #neetquestions #neetphysics #neetphysicsmcqs
A rectangular coil of area A, rotates in a uniform magnetic field B with angular velocity w about an
Просмотров 242 часа назад
A rectangular coil of area A, rotates in a uniform magnetic field B with angular velocity w about an axis perpendicular to the field . Initially the plane of coil is perpendicular to the field, then the average induced emf after rotating by 90 ° is #neet #electromagneticinduction #physics #spclasses #physicsspcsandeepsir #neetphysics #neetquestions #neetphysicsmcqs #youtubevideos #emi
Q 33 The displacement of two light waves, each of amplitude a and frequency w, emanating from two c
Просмотров 222 часа назад
Q 33 The displacement of two light waves, each of amplitude a and frequency w, emanating from two coherent sources of light, are given by y1 = a cos wt and y2 = a cos ( wt fi ) , fi is the phase difference between the two waves . These light waves superpose at a point . Obtain the expression for the resultant intensity at that point [ Set 3 code 55/3/3 ] class 12 Physics cbse board paper 2024 ]...
Q33 In young's double slit experiment, find the ratio of intensities at two points on the screen wh
Просмотров 142 часа назад
Q33 In young's double slit experiment, find the ratio of intensities at two points on the screen when waves emanating from two slits reaching these points have path differences (i) lemda /6 ( ii) lemda /12 . [ SET 3 Code 55/3/3 Cbse board 2024 paper physics class 12 ] #cbseboardexams2024 #set3 #physics #question33 #physicsspcsandeepsir #spclasses #class12physicspaper #cbseboardphysics #cbseboar...
In LR circuit, key K is closed at t = 0 . Which of the following quantities is not zero at time eq
Просмотров 242 часа назад
In LR circuit, key K is closed at t = 0 . Which of the following quantities is not zero at time equal to time constant of circuit . [ NEET ] #neet #electromagneticinduction #physics #spclasses #physicsspcsandeepsir #class12physics #neetphysics #neetphysicsmcqs #neetquestions #emi #youtubevideos
Q32 Two coplanar and concentric circular loops L1 and L2 are placed coaxially with their centres coi
Просмотров 284 часа назад
Q32 Two coplanar and concentric circular loops L1 and L2 are placed coaxially with their centres coinciding. The radii of L1 and L2 are 1cm and 100 cm respectively. Calculate the mutual inductance of the loops ( take pi^2 = 10 ) [ SET 3 - Code 55/3/3 Class 12 Physics cbse board paper 2024 ] #cbseboardpaper2024 #question32 #physics #physicsspcsandeepsir #set3 #class12physics #cbseboardphysics #c...
A positive charge q moves along the line AB, which lies in the same plane as a circular loop of con
Просмотров 334 часа назад
A positive charge q moves along the line AB, which lies in the same plane as a circular loop of conducting wire as shown in the figure . The direction of current induced in the loop is [ NEET ] #neet #electromagneticinduction #physics #class12physics #physicsspcsandeepsir #neetphysicsmcqs #neetquestions #neetphysics #spclasses #youtubevideos
A coil of radius r is placed at center of large coil of radius R , where R greater than r and coils
Просмотров 164 часа назад
A coil of radius r is placed at center of large coil of radius R , where R greater than r and coils are same plane . The coefficient of mutual inductance between the coils is [ NEET ] #neet #electromagneticinduction #physics #physicsspcsandeepsir #class12physics #spclasses #neetquestions #emi #youtubevideos #neetphysics
Q32 b(i) A rectangular coil of N turns and area of cross section A is rotated at a steady angular sp
Просмотров 314 часа назад
Q32 b(i) A rectangular coil of N turns and area of cross section A is rotated at a steady angular sp
Q33 (ii ) In the figure, a ray of light is incident on a transparent liquid contained in a thin gla
Просмотров 244 часа назад
Q33 (ii ) In the figure, a ray of light is incident on a transparent liquid contained in a thin gla
Q 29 The figure shows four pairs of parallel identical ...... Section - D Case Study Based Question
Просмотров 607 часов назад
Q 29 The figure shows four pairs of parallel identical ...... Section - D Case Study Based Question
Radius of a circular loop placed in a perpendicular uniform magnetic field is increasing at a consta
Просмотров 529 часов назад
Radius of a circular loop placed in a perpendicular uniform magnetic field is increasing at a consta
An LCR circuit contains resistance of 110 ohm and a supply of 220 V at 300 rad /s angular frequency.
Просмотров 189 часов назад
An LCR circuit contains resistance of 110 ohm and a supply of 220 V at 300 rad /s angular frequency.
A conducting rod AB of length l is projected on a frictionless frame PSRQ with velocity vo at any in
Просмотров 529 часов назад
A conducting rod AB of length l is projected on a frictionless frame PSRQ with velocity vo at any in
A series LCR circuit driven by 300 V at a frequency of 50 Hz contains a resistance R = 3kohm , an i
Просмотров 499 часов назад
A series LCR circuit driven by 300 V at a frequency of 50 Hz contains a resistance R = 3kohm , an i
Q28 Draw the circuit diagrams for obtaining the V- I characteristics of p- n junction diode. Explai
Просмотров 229 часов назад
Q28 Draw the circuit diagrams for obtaining the V- I characteristics of p- n junction diode. Explai
A copper disc of radius 0.1m is rotated about its central with 10 rev/s in a uniform magnetic field
Просмотров 369 часов назад
A copper disc of radius 0.1m is rotated about its central with 10 rev/s in a uniform magnetic field
Find the peak current and resonant frequency of the following circuit [ JEE 26 Feb, 2021 shift 2 ]
Просмотров 1309 часов назад
Find the peak current and resonant frequency of the following circuit [ JEE 26 Feb, 2021 shift 2 ]
Q27 (a) Define atomic mass unit (u) . (b) Calculate the energy required to separate a deutron into i
Просмотров 7112 часов назад
Q27 (a) Define atomic mass unit (u) . (b) Calculate the energy required to separate a deutron into i
Q26 State Bohr's second postulate for his theory of hydrogen atom . Prove that the radius of Bohr's
Просмотров 2912 часов назад
Q26 State Bohr's second postulate for his theory of hydrogen atom . Prove that the radius of Bohr's
Q25 The electric field in an electromagnetic wave in vacuum is given by vector E = 6.3 N/C[ cos ( 1.
Просмотров 2112 часов назад
Q25 The electric field in an electromagnetic wave in vacuum is given by vector E = 6.3 N/C[ cos ( 1.
Q 23 An electron ( charge - e , mass m ) is revolving around a nucleus in a hydrogen atom , in a cir
Просмотров 4814 часов назад
Q 23 An electron ( charge - e , mass m ) is revolving around a nucleus in a hydrogen atom , in a cir
Q22 A current of 1.6 A flows through a wire when a potential difference of 1 V is applied across it.
Просмотров 4614 часов назад
Q22 A current of 1.6 A flows through a wire when a potential difference of 1 V is applied across it.

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