JIPMER 2015
- Exam
- JIPMER
- Year
- 2015
- Subject
- Physics
- Chapter
- Experimental Physics
JIPMER 2015 · Physics · Experimental Physics
Universal time is based on
Universal time is based on
Options
- Arotational effect of the earth about its axis
- Bvibrations of cesium atom
- Corbital motion of the earth around the sun
- Doscillation of quartz crystal
Correct answer
A. rotational effect of the earth about its axis
Step-by-step solution
Time defined in terms of the rotation of the earth is called Universal Time (UT).