Correct answer
B. 5 cm
Explanation
5 cm is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Name the branch of science which deals with the study of sound and sound waves?
The minimum distance between an object and its real image in a convex lens is_____________?
Mohus scale is used for to measure ____________?
The uncertainty in momentum & position is due to its_____________?
Two identical metal balls with charges + 2Q and – Q are separated by some distance, and exert a force F on each other. They are joined by a conducting wire, which is then removed. The force between them will now be_________?
If the wavelength of incident radiation is increased in photoemission then_________________?