Correct answer
B. Physics
Explanation
Physics is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Gives the definition of metre in terms of wavelength of red cadmium light ___________________?
If east, west, north, south, up and down are representing the direction of unit vectors, then east x south has the direction along_____________?
A convex lens gives a virtual image only when the objects lies_________________?
A.C. and D.C. have the same __________?
The charge on an electron was determine by ________________?
Earth’s orbital speed is __________?