Which of the following instruments is best for measuring ...
Which of the following instruments is best for measuring the diameter of a thin constantan wire?
callipers
metre rule
micometer screw guage
vernier callipers
Correct answer is C
No explanation has been provided for this answer.
The part of the human eye that does similar work as the diaphragm of a camera lens is the ...
The image of an optical pin placed at the principal focus of a concave mirror will be formed ...
In which of the following diagrams is the length of the tube equal to one wavelength? ...
Which of the following is/are not affected by a magnetic field? I. Neutrons II. Cathode rays III....
Which of the following phenomena CANNOT be explained by the molecular theory of matter? ...
Which one of the following is a vector quantity? ...