Exercise 11.
1. A train 150 m. long is running at a speed of 90 km/hr. Time taken
by the train to cross a tree is
Answers
Answered by
0
Answer:
T = 1 2/3
Step-by-step explanation:
90 = 150/T
T x 90 = 150
T = 150/90
T = 5/3
T = 1 2/3
Answered by
0
6s
Step-by-step explanation:
s= 90km/hr convert into meter s= 90x5/18=25m/s
d= 150m. t=d/s = 150/25= 6s
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