Physics Forum

The infinity symbol (∞) was introduced by the English mathematician John Wallis in 1655. The symbol, which is a horizontal figure-eight, is thought to have been derived from the Roman numeral for one thousand (M) or the Greek letter omega (ω).

Bicycle undergoing pure Rolling

Bicycle undergoing pure Rolling Calculating acceleration of Bicycle undergoing pure Rolling

An Important Rotation problem for JEE

Exam City Allotment for JEE Main 2026 Session 1

jee2026

Think and Answer
Hint: Spring Force is non- impulsive

Momentum Question with Solution

Rotation problem with Solution