- AThin-film circuit
- BIntegrated circuit
- CHybrid-circuit
- DThick-film circuit
Explanation:
Integrated circuits or I.C's are those semi-conductor device with both active and passive electronic elements diffused into a silicon water to form a functional circuit.
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In frequency modulation
|
(a) The amplitude of modulated wave varies as frequency of carrier wave |
|
(b) The frequency of modulated wave varies as amplitude of modulating wave |
|
(c) The amplitude of modulated wave varies as amplitude of carrier wave |
|
(d) The frequency of modulated wave varies as frequency of modulating wave |
A thin convex lens of focal length 10 cm is placed in contact with a concave lens of same material and of same focal length. The focal length of combination will be
|
(a) Zero |
(b) Infinity |
(c) 10 cm |
(d) 20 cm |
When a current passes through the junction of two different metals, evolution or absorption of heat at the junction is known as
|
(a) Joule effect |
(b) Seebeck effect |
(c) Peltier effect |
(d) Thomson effect |
The capacities of two conductors are and
and their respective potentials are
and
. If they are connected by a thin wire, then the loss of energy will be given by
|
(a) |
(b) |
(c) |
(d) |
The distance between charges 5 × and -2.7
is 0.2 m. The distance at which a third charge should be placed in order that it will not experience any force along the line joining the two charges is
|
(a) 0.44 m |
(b) 0.65 m |
(c) 0.556 m |
(d) 0.350 m |