| 1 |
Program up gradation refers to: |
Program enhancement
Program identification
Program development
Program implementation
|
| 2 |
How many possible solutions are there for a prblem? |
One
Two
Three
Multiple
|
| 3 |
BASIC is a: |
High level language
Low level language
Assembly language
Machine Language
|
| 4 |
The half life of radium 226 is |
1600 year
1610 years
1620 years
1630 years
|
| 5 |
For observing how fast plants are absorbing phosphate fertilizer we use. |
I.131
Ph -32
Co-60
Ar-40
|
| 6 |
The half of carbon 14 is |
5720 years
5730 years
5740 years
5750 years
|
| 7 |
Radioactive isotopes present in atmosphere is |
Cobalt -60
Ph-32
Carbon -14
Carbon -20
|
| 8 |
Nuclear fission was first observed in |
1936
1937
1938
1939
|
| 9 |
When 1 tonne of coal is burnt then amount of energy is released . |
36 x 10<sup>8</sup> J
36 x 10<sup>9</sup>J
36 J
36 x 10<sup>10</sup>J
|
| 10 |
When 1 kg of Uranium -235 is fused then energy released is |
67 x 10<sup>10</sup> J
67 x 10<sup>7</sup>J
67 J
7 J
|
| 11 |
The half -life of carbon is |
5730 years
5700 years
5720 years
572 years
|
| 12 |
The half life of Lead Pb is |
10 hour
10.10 hours
10.6 hours
1 year
|
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