Work Energy And Power Question 52

Question: Tripling the speed of the motor car multiplies the distance needed for stopping it by [NCERT 1978]

Options:

A) 3

B) 6

C) 9

D) Some other number

Show Answer

Answer:

Correct Answer: C

Solution:

$ s\propto u^{2} $ i.e. if speed becomes three times then distance needed for stopping will be nine times.



sathee Ask SATHEE

Welcome to SATHEE !
Select from 'Menu' to explore our services, or ask SATHEE to get started. Let's embark on this journey of growth together! 🌐📚🚀🎓

I'm relatively new and can sometimes make mistakes.
If you notice any error, such as an incorrect solution, please use the thumbs down icon to aid my learning.
To begin your journey now, click on

Please select your preferred language
कृपया अपनी पसंदीदा भाषा चुनें