### Efficiency of Heat Engine

A heat engine absorbs heat of \(10^5Kcal\) from a source, which is at \(127^\circ\) and rejects a part of heat …

A heat engine absorbs heat of \(10^5Kcal\) from a source, which is at \(127^\circ\) and rejects a part of heat …

You may want to look into the first part

An electric heater coonsists of a nichrome coil and under \(220V\) consuming \(1KW\) power. Part of its coil burned out …

Question: True/False? Let \(X\) be complete metric space such that distance between any two points is less than 1. Then …

Suppose you are to construct a parallel plate capacitor of \(1\mu F\) by using paper sheets of thickness \(0.05mm\) as …

Understanding the Infinitesimal Cheenta Notes in Mathematics Adding infinitely many positive quantities, you may end up having something finite. …

Problem: Suppose \( f : \mathbb{R} \to \mathbb{R} \) is a function given by $$ f(x) = \left\{\def\arraystretch{1.2}% \begin{array}{@{}[email protected]{\quad}[email protected]{}} 1 …

Problem: Let S be the square formed by the four vertices (1, 1), (1, -1), (-1, 1), and (-1, -1). …

Problem Let \( g: \mathbb{N} \to \mathbb{N} \) with g(n) being the product of the digits of n. Prove that …