Examlex
The focal length of a converging lens is 10 cm. What is the angular magnification of this lens if the image is viewed by a relaxed eye with a near point of 25 cm?
Room Size
The dimensions or area of a room, which can influence its use, capacity, and the perception of space within it.
Ocean Temperature
A measure of the heat content of the oceans, which influences climate and weather patterns globally.
Surveys
Questionnaires and interviews that ask people directly about their experiences, attitudes, or opinions.
Sample's Size
The number of individual observations or data points used in a statistical analysis, which can significantly affect the reliability and validity of the study's conclusions.
Q3: In a compound microscope<br>A) the magnification is
Q18: A <span class="ql-formula" data-value="2.4 \times
Q30: One of Einstein's postulates in formulating the
Q32: An object that is 47.5 cm tall
Q34: An <span class="ql-formula" data-value="800 -
Q49: Light reflects off the surface of
Q52: A double-convex lens is formed from a
Q99: In a double-slit experiment, the slit separation
Q118: What is the ionization energy of
Q171: A neutral boron atom has 5 electrons,