Traiñ is moving with a velocity of 90km / hwhen drive r applied break the train comes to halt in 10 second find retradatiin and displacement covered in 10 second
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90km/hr=25m/s=initial velocity (u)
t=10sec
Final velocity (v)=0m/s
Acceleration (a)=(v-u)/t= -2.5m/s²
Distance (s)= ut+½at²= 250-125=125m
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