Physics, asked by koushikmandal2oxiiaf, 1 year ago

A train starting from rest attains a velocity of 72 km per hour in 5 minutes assuming that acceleration is uniform find the distance travelled by the train for attending this velocity

Answers

Answered by bhatiaaditi13
13
Heya, find the answer in the attached image.

Hope this helps. . . . . if it really helped, then please mark it as the BRAINLIEST and please say a thanks.

Thanks.
Attachments:

BackbencherAshu: Excuse me, I belief the answer you wrote has an error!
bhatiaaditi13: Hey there,m sorry but I think that it is correct.
BackbencherAshu: Sorry, my bad!
BackbencherAshu: Wrong comment over a place!
bhatiaaditi13: It is okay.
BackbencherAshu: Hmm.....
Answered by BackbencherAshu
4
As per question,
u = 0 m/s
v= 72kmph
= 72 * 5÷18 m/s
= 20 m/s
t= 5 min
= 300 sec
distance (s)=?
As given, acceleration is uniform
V = u/2+v/2
= 0/2+ 20÷2
= 10 m/s
s=vt
= 10 * 300
= 3000 m = 3 km
so, s = 3 km
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