Correct answer
A. All of above
Explanation
All of above is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
The equation of continuity is obtained by applying in the law of conservation of_____________?
When fluid is incompressible then________________?
Electromagnetic waves travel in free space with the speed of___________________?
A diffraction grating has 500 lines per mm. Its slit spacing or grating element will be equal to ____________________?
The semiconductor diode can be used as a rectifier because _______________?
When the amplitude of a wave becomes double its energy become_________________?