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An electron accelerated through a potential difference V passes through a uniform transverse magnetic field and experiences a force F. If the accelerating potential is increased to 2V, the electron in the same field will experience a force
13
Oct
An electron accelerated through a potential difference V passes through a uniform transverse magnetic field and experiences a force F. If the accelerating potential is increased to 2V, the electron in the same field will experience a force An electron accelerated through a potential difference V passes through a uniform transverse magnetic field and experiences [...]
An electron is moving along positive x−axis. To get it moving on an anticlockwise circular path in x−y plane, a magnetic field is applied
13
Oct
An electron is moving along positive x−axis. To get it moving on an anticlockwise circular path in x−y plane, a magnetic field is applied a magnetic field is applied An electron is moving along positive x−axis. To get it moving on an anticlockwise circular path in x−y plane October 13, 2020 Category: Uncategorised (JEE Advanced [...]
10. Substituting x = – 3 in (a) x^2 + 5x + 4 gives (– 3)^2+5(– 3)+4 = 9+2+4 = 15
13
Oct
10. Substituting x = – 3 in (a) x^2 + 5x + 4 gives (– 3)^2+5(– 3)+4 = 9+2+4 = 15 10. Substituting x = – 3 in (a) x^2 + 5x + 4 gives (– 3)^2+5(– 3)+4 = 9+2+4 = 15 October 13, 2020 Category: Chapter 14 - Factorisation , Maths , NCERT Class [...]
Find and correct the errors in the following mathematical statements. 9. (3x + 2)^2 = 3x^2+6x+4
13
Oct
Find and correct the errors in the following mathematical statements. 9. (3x + 2)^2 = 3x^2+6x+4 Find and correct the errors in the following mathematical statements. 9. (3x + 2)^2 = 3x^2+6x+4 October 13, 2020 Category: Chapter 14 - Factorisation , Maths , NCERT Class 8 ,
In a region of space, a uniform magnetic field B exists in the y-direction An electron is fired from the origin, with its initial velocity v making a small angle alpha with the y-direction in the yz plane. In the subsequent motion of the electron,
13
Oct
In a region of space, a uniform magnetic field B exists in the y-direction An electron is fired from the origin, with its initial velocity v making a small angle alpha with the y-direction in the yz plane. In the subsequent motion of the electron, a uniform magnetic field B exists in the y-direction An [...]
Find and correct the errors in the following mathematical statements. 8. (2x)^2+5x = 4x+5x = 9x
13
Oct
Find and correct the errors in the following mathematical statements. 8. (2x)^2+5x = 4x+5x = 9x Find and correct the errors in the following mathematical statements. 8. (2x)^2+5x = 4x+5x = 9x October 13, 2020 Category: Chapter 14 - Factorisation , Maths , NCERT Class 8 ,
Find and correct the errors in the following mathematical statements. 7. (2x)^2+4(2x)+7 = 2x^2+8x+7
13
Oct
Find and correct the errors in the following mathematical statements. 7. (2x)^2+4(2x)+7 = 2x^2+8x+7 Find and correct the errors in the following mathematical statements. 7. (2x)^2+4(2x)+7 = 2x^2+8x+7 October 13, 2020 Category: Chapter 14 - Factorisation , Maths , NCERT Class 8 ,
An electron and a proton each travel with equal speeds around circular orbits in the same uniform magnetic field as indicated (not to scale) in Fig. The field is into the page on the diagram. The electron travels ____ around the _____circle.
13
Oct
An electron and a proton each travel with equal speeds around circular orbits in the same uniform magnetic field as indicated (not to scale) in Fig. The field is into the page on the diagram. The electron travels ____ around the _____circle. A particle of charge q moves in a circle of radius r with [...]
Find and correct the errors in the following mathematical statements. 6. 3x+2x = 5x^2
13
Oct
Find and correct the errors in the following mathematical statements. 6. 3x+2x = 5x^2 Find and correct the errors in the following mathematical statements. 6. 3x+2x = 5x^2 October 13, 2020 Category: Chapter 14 - Factorisation , Maths , NCERT Class 8 ,
Two particles Y and Z emitted by a radioactive source at P made tracks in a chamber as illustrated in the Fig. 1.134. A magnetic field acts downward into the paper. Careful measurements showed that both tracks were circular, the radius of Y track being half that of the Z track. Which one of the following statements is certainly true?
13
Oct
Two particles Y and Z emitted by a radioactive source at P made tracks in a chamber as illustrated in the Fig. 1.134. A magnetic field acts downward into the paper. Careful measurements showed that both tracks were circular, the radius of Y track being half that of the Z track. Which one of the [...]