- A1.0 = 0
- B0.1 = 0
- C1.1 = 0
- D1.1 = 1
Explanation:
In the Boolean algebra,
1.0 = 0
0.1 = 0
1.1 = 1
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Energy in the sun is generated mainly by
|
(a) Fusion of radioactive material |
(b) Fission of helium atoms |
|
(c) Chemical reaction |
(d) Fusion of hydrogen atoms |
Which of the following phenomena can explain quantum nature of light
|
(a) Photoelectric effect |
(b) Interference |
(c) Diffraction |
(d) Polarisation |

In an insulator, the forbidden energy gap between the valence band and conduction band is of the order of
| (a) 1 MeV | (b) 0.1 MeV |
(c) 1eV |
(d) 5 eV |
Which of the following statement is not the true
|
(a) While taking reading of tangent galvanometer, the plane of the coil must be set at right angles to the earth’s magnetic meridian |
|
(b) A short magnet is used in a tangent galvanometer since a long magnet would be heavy and may not easily move |
|
(c) Measurements with the tangent galvanometer will be more accurate when the deflection is around 45o |
|
(d) A tangent galvanometer can not be used in the polar region |