Title: वैकल्पिक

Text: E2 is equal to (m0c2)2 plus (pc)2 where #1 E represents the energy of a particle #2 m0 represents the mass of the particle when it is not moving #3 p represents the momentum of the particle when it is moving #4 c represents the speed of light. प्रत्येक पराग्राफले परीक्षण हुनेछ।

Save test: यदि तपाईं यो टाइपिङ परीक्षणलाई साझा गर्न चाहानुहुन्छ भने यो प्रयोग गर्नुहोस् (केवल प्रमाणीकृत प्रयोगकर्ताहरूको लागि)।