A reaction between a proton and
that produces
must also liberate
|
(a) |
(b) |
(c) |
(d) |
A reaction between a proton and
that produces
must also liberate
|
(a) |
(b) |
(c) |
(d) |
(a)
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In a current carrying long solenoid, the field produced does not depend upon
|
(a) Number of turns per unit length |
(b) Current flowing |
|
(c) Radius of the solenoid |
(d) All of the above three |
A current I is passed for a time t through a number of voltameters. If m is the mass of a substance deposited on an electrode and z is its electrochemical equivalent, then
|
(a) |
(b) |
|
(c) |
(d) |
An achromatic combination of lenses produce:
A metallic loop is placed in a magnetic field. If a current is passed through it, then
|
(a) The ring will feel a force of attraction |
|
(b) The ring will feel a force of repulsion |
|
(c) It will move to and fro about its centre of gravity |
|
(d) None of these |