- A$\frac{13.6}{11} eV$
- B$\frac{13.6}{112} eV$
- ✓$13.6 \times(11)^2 eV$
- D13.6 Ev
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The electric potential at a point (x, y) in the x - y plane is given by V = -kxy. The field intensity at a distance r from the origin varies as
|
(a) |
(b) r |
(c) |
(d) |
If a magnet of pole strength m is divided into four parts such that the length and width of each part is half that of initial one, then the pole strength of each part will be
|
(a) m/4 |
(b) m/2 |
(c) m/8 |
(d) 4m |
If the direction of the initial velocity of the charged particle is neither along nor perpendicular to that of the magnetic field, then the orbit will be
|
(a) A straight line |
(b) An ellipse |
(c) A circle |
(d) A helix |
The electrochemical equivalent Z of any element can be obtained by multiplying the electrochemical equivalent of hydrogen with
|
(a) Atomic weight |
(b) Molecular weight |
(c) Chemical equivalent |
(d) A constant |
62.5
electrons per second are flowing through a wire of area of cross-section 0.1
, the value of current flowing will be
|
(a) 1 A |
(b) 0.1 A |
(c) 10 A |
(d) 0.11 A |