A train is travelling on a circular path of radius 2 by 3 kilometre @ 33 kilometre per hour through what angle in degrees has it turn in 15 seconds
Answers
Answered by
5
Answer:
11.8125°
Step-by-step explanation:
Here r=2/3 km
circumference=2πr=2*22/7*2/3
C=2*22*2/7*3=88/21--------------(1)
Distance traveled in 15 seconds
=15/3600*33=15*33/3600
=11/80 km
distance/C
=11/80 / 88/21
=11/80*21/88
=(11*21)/80*88
=231/7040
SO ANGLE
=360*231/7040
=83160/7040
=11.8125°
Answered by
1
Answer:
11.8125
Step-by-step explanation:
Here r=2/3 km
circumference=2πr=2*22/7*2/3
C=2*22*2/7*3=88/21--------------(1)
Distance traveled in 15 seconds
=15/3600*33=15*33/3600
=11/80 km
distance/C
=11/80 / 88/21
=11/80*21/88
=(11*21)/80*88
=231/7040
SO ANGLE
=360*231/7040
=83160/7040
=11.8125
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