On a foggy day, two drivers spot each other when 80 m apart. They were travelling at 70 km/h and 60 km/h towards each other on the same road. Both apply brakes simultaneously which retard the cars at the rate of 5 ms -2. Which of the following statements is correct
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
The collision will be averted
b
The collision will take place
c
They will just collide
d
Can't be predicted
answer is A.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
stopping distance for 1st car =70×51822(5)=37.8Stopping distance for 2nd car =60×51822(5)=27.7⇒ D = d1 + d2 = 65.5 < 80 Collision is averted.
On a foggy day, two drivers spot each other when 80 m apart. They were travelling at 70 km/h and 60 km/h towards each other on the same road. Both apply brakes simultaneously which retard the cars at the rate of 5 ms -2. Which of the following statements is correct