जॉइन Examsbookउत्तर : 4. "100 mts"
A train running at the speed of 40 km/hr crosses a signal pole in 9 seconds. Find the length of the train ?5
प्र: A train running at the speed of 40 km/hr crosses a signal pole in 9 seconds. Find the length of the train ?
- 190 mtsfalse
- 2150 mtsfalse
- 3120 mtsfalse
- 4100 mtstrue
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उत्तर : 4. "100 mts"
व्याख्या :
Answer: D) 100 mts Explanation: We know that Speed=distancetime distance= speed * time ⇒ d=40×518×9 d= 100 mts.