Any motion which repeats itself at regular intervals of time is known as periodic motion. If a body moves back and forth repeatedly about its mean position then it is said to be in oscillatory motion.

NCERT Solutions for Class 11 all subjects are available here for download in PDF format. Along with the proper NCERT solutions for Class 11, you will also get other important resources for the ...

The questions given in NCERT textbooks at the end of each chapter are not only important for examinations but also to get a clear understanding of the concepts in a better way. That is why students ...