Civil Services UPSC CAPF (Assistant Commandants) Test Series 2025 General Science Physics Measuring Instruments
Match the points under List I with those under List II.
|
List-I (Instrument) |
List-II (Use) |
||
|
(1) |
Sextant |
a. |
Measures the angle between two visible objects |
|
(2) |
Udometer |
b. |
Measures small quantities of radiant heat |
|
(3) |
Thermopile |
c. |
Measures the temperature of a surface |
|
(4) |
Pyrometer |
d. |
Measures the amount of rainfall |
1
1 - b, 2 - d, 3 - c, 4 - a
2
1 - a, 2 - d, 3 - b, 4 - c
3
1 - c, 2 - d, 3 - b, 4 - a
4
1 - c, 2 - b, 3 - d, 4 - a