Question 47

Image of an object approaching a convex mirror of radius of curvature 20 m along its optical axis is observed to move from $$\frac{25}{3} m$$ to $$\frac{50}{7} m$$ in 30 seconds. What is the speed of the object in km per hour ?

Correct Answer: 3

Create a FREE account and get:

Free JEE Advanced Previous Papers PDF
Take JEE Advanced paper tests

CAT Quant Questions | CAT Quantitative Ability

CAT Remainders Questions CAT Mensuration Questions CAT Time And Work Questions CAT Probability, Combinatorics Questions CAT Percentages Questions

CAT DILR Questions | LRDI Questions For CAT

CAT Quant Based LR Questions CAT Table with Missing values Questions CAT Scheduling Questions CAT Data Interpretation Basics Questions CAT DI Miscellaneous Questions

CAT Verbal Ability Questions | VARC Questions For CAT

CAT Para Jumbles Questions CAT Grammar and Sentence Correction Questions CAT Verbal Ability Questions CAT Reading Comprehension Questions CAT Vocabulary Questions

Follow us on

Boost your Prep!

Download App