LIVE Course for free

Rated by 1 million+ students
Get app now
JEE MAIN 2023
JEE MAIN 2023 TEST SERIES
NEET 2023 TEST SERIES
NEET 2023
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
44 views
in Physics by (76.0k points)
closed by
Stopping distance of a moving vehicle is directly proportional to
A. If both assertion and reason are trure and reason is the correct explanation of assertion.
B. If both assertion and reason are true but reason is not the correct explanations of assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason is false

1 Answer

0 votes
by (76.3k points)
selected by
 
Best answer
Correct Answer - (a)
Let the distance travelled by the vehicle before it stops be `d_s`, then using `v^(2) = u^(2)` - 2ax
put v = 0, x = `d_s`(stopping distance) we get `d_s` = `u^(2)/2a`
Thus, the stopping distance is proportional to the square of the initial velocity.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...