|
Top of Form Bottom of Form |
|||
1. |
The scientist who announced the universal law of gravitation? |
|||
|
1. |
Louis Pasteur |
2. |
C.V. Raman |
|
3. |
Faraday |
4. |
Issac Newton |
|
RIGHT ANSWER: 4 |
|||
2. |
Which of the following liquid metal used in thermometers? |
|||
|
1. |
Gold |
2. |
Copper |
|
3. |
water |
4. |
Mercury |
|
RIGHT ANSWER: 4 |
|||
3. |
The wave length of light in other radiations is measured in |
|||
|
1. |
cm |
2. |
nm |
|
3. |
mm |
4. |
dm |
|
RIGHT ANSWER: 2 |
|||
4. |
In CGS system the units of mass |
|||
|
1. |
milligrams |
2. |
pounds |
|
3. |
micrograms |
4. |
grams |
|
RIGHT ANSWER: 4 |
|||
5. |
Weight is a ______ quantity |
|||
|
1. |
vector |
2. |
chemical |
|
3. |
scalar |
4. |
liquid |
|
RIGHT ANSWER: 1 |
|||
6. |
Which of the following is a reason for twinkling of stars? |
|||
|
1. |
Sun |
2. |
Reflection |
|
3. |
Attrction |
4. |
Magnification |
|
RIGHT ANSWER: 2 |
|||
7. |
Light emission is explained by _______ |
|||
|
1. |
Dalton’s Atomic Theory |
2. |
Raman Effect |
|
3. |
Thermonic Theory |
4. |
Hereditary Theory |
|
RIGHT ANSWER: 2 |
|||
8. |
The atmosphere extends above the earth’s surface: |
|||
|
1. |
from 800kms to 1000kms |
2. |
from 100kms to 200kms |
|
3. |
from 8000kms to 10,000 |
4. |
from 80kms to 100kms |
|
RIGHT ANSWER: 1 |
|||
9. |
Least count of an ordinary scale is |
|||
|
1. |
1mm |
2. |
1cm |
|
3. |
0.1mm |
4. |
0.1cm |
|
RIGHT ANSWER: 1 |
|||
10. |
If the zeroth division of the head scale below the index line of the pitch scale then the error is ________ |
|||
|
1. |
Positive |
2. |
Negative |
|
3. |
No zero error |
4. |
none |
|
RIGHT ANSWER: 1 |
|||
11. |
The scale marked on the index of a screw gauge is _________ |
|||
|
1. |
Screw gauge |
2. |
Pitch of the screw |
|
3. |
Pitch scale |
4. |
None |
|
RIGHT ANSWER: 3 |
|||
12. |
The instrument used to thickness of thin glass plate is _______ |
|||
|
1. |
Pitch Scale |
2. |
Screw in a nut |
|
3. |
Pitch of the screw |
4. |
Screw gauge |
|
RIGHT ANSWER: 4 |
|||
13. |
The law of gravitation |
|||
|
1. |
applies only to large bodies such as planets and stars |
2. |
accounts for all known forces |
|
3. |
holds only in solar system |
4. |
holds every where in the universe |
|
RIGHT ANSWER: 4 |
|||
14. |
The devise used to separate particles of higher mass from those of lower mass in a given mixture |
|||
|
1. |
centrifuge |
2. |
photometer |
|
3. |
gravity meter |
4. |
none |
|
RIGHT ANSWER: 1 |
|||
15. |
The radiations used in taking photography in darkness are |
|||
|
1. |
IR radiations |
2. |
Micro waves |
|
3. |
Radio Waves |
4. |
X rays |
|
RIGHT ANSWER: 1 |
|||
16. |
The energy gap is highest in the case of ________________ |
|||
|
1. |
Metal |
2. |
insulator |
|
3. |
semiconductor |
4. |
diode |
|
RIGHT ANSWER: 2 |
|||
17. |
The absence of an electron in the valence bond of a semi conductor is called _________ |
|||
|
1. |
Hole |
2. |
Energy gap |
|
3. |
Negative charge |
4. |
None |
|
RIGHT ANSWER: 1 |
|||
18. |
Baryte is ore of __________ |
|||
|
1. |
Bauxite |
2. |
Barium |
|
3. |
Magnesium |
4. |
None |
|
RIGHT ANSWER: 2 |
|||
19. |
The M.P. and B.P of Alkaline earth metals are _________ alkaline metals. |
|||
|
1. |
lesser than |
2. |
equal to |
|
3. |
higher than |
4. |
none |
|
RIGHT ANSWER: 3 |
|||
20. |
The magnesium obtained by electrolytic process is ________ percent pure. |
|||
|
1. |
97.9 |
2. |
98.9 |
|
3. |
99.9 |
4. |
100 |
|
RIGHT ANSWER: 3 |
|||
21. |
The solvent in a aqueous solution is _______ |
|||
|
1. |
water |
2. |
Alcohol |
|
3. |
Ammonia |
4. |
Hydrochloric |
|
RIGHT ANSWER: 1 |
|||
22. |
Iconoscope is used for _________ |
|||
|
1. |
scanning |
2. |
detection |
|
3. |
demodulation |
4. |
converting electrical signals in to image |
|
RIGHT ANSWER: 1 |
|||
23. |
The function of a compiler is ________ |
|||
|
1. |
to control all devices of computer |
2. |
to take logical decisions |
|
3. |
to translate high level language in to machine language to store date |
4. |
None |
|
RIGHT ANSWER: 3 |
|||
24. |
A bar magnet falls through a metal ring. The acceleration will be |
|||
|
1. |
equal to g |
2. |
less than g |
|
3. |
greater than g |
4. |
zero |
|
RIGHT ANSWER: 2 |
|||
25. |
What are the waves used for long distance broadcasting? |
|||
|
1. |
short waves |
2. |
long waves |
|
3. |
light waves |
4. |
any waves |
|
RIGHT ANSWER: 1 |