Twinkling of stars is occurred due to which phenomenon?
A. Refraction
B. Total Internal Reflection
C. Both A & B
D. Tide Waves
The twinkling of stars is caused by the passing of light through different layers of a turbulent atmosphere. Most scintillation effects are caused by anomalous atmospheric refraction caused by small-scale fluctuations in air density usually related to temperature gradients.
Physics MCQs
Physics MCQs by CSSMCQs
Here, you will find all Physics MCQs with their Answers. These Chapter Wise Physics MCQs would help you in entry test preparation For FPSC, PPSC, KPPSC, SPSC, NTS, PTS, OTS, CTS, MDCAT, ECAT, ETEA, NUMS and all other entry tests preparation. These Physics MCQs will help you get better marks in every kind of job or university admission tests. Our focus will be on the fundamental level of the Physics course. However, advance level Physics MCQs will also be shared with their correct answers.
Pingback: The most populous Muslim Country in the word is _________? – CSS MCQs