a train is moving with the velocity of 90 km per hour it is brought to stop by applying the brake which produces a retardation of 1.5 meter per sqare seconds find a.the velocity after10 seconds b.the time taken by the train to come to rest
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"V = u - a × t" लागू होने का समीकरण, v अंतिम वेग है, u प्रारंभिक वेग है, एक मंदता है और t समय है। ब्रेक लगाने के समय वेग = 90 किमी / घंटा = 90 किमी / घंटा (5/18) = 25 मीटर / सेकंड (1) वेग 10 s के बाद: - v = 25- (1/2) × 10 = 20 m / s (२) विश्राम का समय
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