\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

Physics Formulas for CBSE Class 10 Students: One of the subjects that students fears the most is Physics. The reason is formulas and derivations. What if you get the list of formulas together and ...

If you are worried and want to know how to fast-track and give the final push to your preparation, here are some suggestions on important topics, formulas, high-weightage units, along with what you ...

The Central Board of Secondary Education (CBSE) is set to conduct the Class 12 Physics board examination on February 20.