- AEnd-on position.
- BBroadside-on position.
- CBoth.
- DNone of these.
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A resistor
dissipates the power P when connected to a certain generator. If the resistor
is put in series with
, the power dissipated by ![]()
|
(a) Decreases |
|
(b) Increases |
|
(c) Remains the same |
|
(d) Any of the above depending upon the relative values of |
A person A can clearly see objects between 25cm and 200cm. Which of the following may represent the range of clear vision for a person B having muscles stronger than A, but all other parameters of eye identical to that of A?
Ionization energy of hydrogen is 13.6 eV. If h = 6.6
, the value of R will be of the order of
|
(a) |
(b) |
(c) |
(d) |
GaAs is
|
(a) Element semiconductor |
(b) Alloy semiconductor |
|
(c) Bad conductor |
(d) Metallic semiconductor |
X-rays are produced in laboratory by
|
(a) Radiation |
|
(b) Decomposition of the atom |
|
(c) Bombardment of high energy electron on heavy metal |
|
(d) None of these |
A uniform magnetic field, parallel to the plane of the paper existed in space initially directed from left to right. When a bar of soft iron is placed in the field parallel to it, the lines of force passing through it will be represented by
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