1 |
In more than 5000 manufacturings, coal is used as: |
Raw material
Not as a raw material
Can be used as a raw material
Cannot be used as a raw material
|
2 |
In the decade of 1970, due to use of coal in thermal electricity production: |
A dramatic increase took place in use of coal
A small increase took place in use of coal
No change took place in use of coal
Demand of coal decreased slowly
|
3 |
In 19th century, due to use of petroleum and natural gas: |
Demand of coal became less
No change took place in demand of coal
Coal demand increased
Coal mining was almost stopped
|
4 |
In 18th century, due to steel industry & railway in Europe and U.S.A: |
Demand of coal became less
Demand of coal increased steadily
Use of coal increased slowly
No change took place in use of coal
|
5 |
In 18th century, due to invention of steam engine & engineering industry: |
Spurred enormous growth in the coal use
Use of coal increased a little
No change took place in coal use
Coal use became less
|
6 |
In United Kingdom, use of coal started: |
Before 1000 B.C
In thirteenth century A.D
In 18th century A.D
In 19th century A.D
|
7 |
In north-eastern China, Fashon coal mines are: |
Oldest coal mines in China
Recent coal mines in China
Largest coal mines in China
Deepest coal mines in China
|
8 |
Historians believe that coal is first commercially mined in: |
China
United Kingdom
India
United States of America
|
9 |
Quality of coal depends upon: |
Carbon content of coal
Hydrogen content of coal
sulphur content of coal
Silicon content of coal
|
10 |
Coal, petroleum, natural gas, nuclear energy and solar energy are: |
Important means of energy
Not means of energy
Nominal means of energy
Unimportant means of energy
|
11 |
In the world, which country possesses largest uranium deposits? |
Australia
Kazakhstan
Russian Federation
U.S.A
|
12 |
In the world, in how many countries, uranium is present? |
50 countries
100 countries
39 countries
only 20 countries
|
13 |
According to latest estimates, world's uranium deposits are: |
5,000 thousand metric tons
3,644 thousand metric tons
10,000 metric tons
1,000 thousand metric tons
|
14 |
Production of atonomic energy at commercial level began: |
after 1950 A.D
in 1900
after 1955 A.D
after1970
|
15 |
The used of uranium at vast level is restricted due to its: |
radioactive property
lack of technology
lack of raw material
lack of money
|