Fewpal
0 votes
287 views
in Physics by (38.0k points)

A car is moving with at a constant speed of 60 km h–1 on a straight road. Looking at the rear view mirror, the driver finds that the car following him is at a distance of 100 m and is approaching with a speed of 5 km h –1. In order to keep track of the car in the rear, the driver begins to glance alternatively at the rear and side mirror of his car after every 2 s till the other car overtakes. If the two cars were maintaining their speeds, which of the following statement (s) is/are correct? 

(a) The speed of the car in the rear is 65 km h–1

(b) In the side mirror the car in the rear would appear to approach with a speed of 5 km h–1 to the driver of the leading car. 

(c) In the rear view mirror the speed of the approaching car would appear to decrease as the distance between the cars decreases. 

(d) In the side mirror, the speed of the approaching car would appear to increase as the distance between the cars decreases.

1 Answer

0 votes
by (63.5k points)
selected by
 
Best answer

(d) In the side mirror, the speed of the approaching car would appear to increase as the distance between the cars decreases.

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

...