Mathematics · Motion in a Straight Line
एक पत्थर को 1.8 m ऊँची खिड़की के ऊपरी सिरे से 8 m/s के प्रारंभिक वेग से लंबवत ऊपर की ओर फेंका जाता है। अपनी नीचे की यात्रा के दौरान खिड़की को पार करने में पत्थर द्वारा लिया गया समय है: (गुरुत्वीय त्वरण g = 10 m/s 2 लें)
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