- 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 the diagram a graph between the intensity of X-rays emitted by a molybdenum target and the wavelength is shown, when electrons of 30 keV are incident on the target. In the graph one peak is of
line and the other peak is of
line

|
(a) First peak is of |
|
(b) Highest peak is of Ka line at 0.7 Å |
|
(c) If the energy of incident particles is increased, then the peaks will shift towards left |
|
(d) If the energy of incident particles is increased, then the peaks will shift towards right |
The phenomena of total internal reflection is seen when angle of incidence is
|
(a) 90° |
(b) Greater than critical angle |
|
(c) Equal to critical angle |
(d) 0° |
In a diode valve, the state of saturation can be obtained easily by
|
(a) High plate voltage and high filament current |
|
(b) Low filament current and high plate voltage |
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(c) Low plate voltage and high cathode temperature |
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(d) High filament current and high plate voltage |

In the graph given below. If the slope is 4.12
V-sec, then value of ‘h’ should be

|
(a) 6.6 |
(b) 6.6 |
(c) 9.1 |
(d) None of these |
A long wire AB is placed on a table. Another wire PQ of mass 1.0 g and length 50 cm is set to slide on two rails PS and QR. A current of 50A is passed through the wires. At what distance above AB, will the wire PQ be in equilibrium
|
(a) 25 mm |
(b) 50 mm |
(c) 75 mm |
(d) 100 mm |

The amplification produced by a triode is due to the action of
|
(a) Filament |
(b) Cathode |
(c) Grid |
(d) Plate |