Selina solutions

Selina solutions

Grade 7

Energy | Short/Long Answer Questions

Question 13

Q13) A cyclist doubles his speed. How will his kinetic energy change: increases; decreases or remain same ?

Solution :

When a cyclist doubles his speed = K.E. = \frac{1}{2}Mv^2

When v = doubles then K.E. increases by 4

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your physics exam ?

Learn from an expert tutor.

Book a free class now
subject-cta

Question 13

Q13) A cyclist doubles his speed. How will his kinetic energy change: increases; decreases or remain same ?

Solution :

When a cyclist doubles his speed = K.E. = \frac{1}{2}Mv^2

When v = doubles then K.E. increases by 4

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your physics exam ?

Learn from an expert tutor.

Book a free class now
subject-cta
linkedin instgram facebook youtube
2020 © Quality Tutorials Pvt Ltd All rights reserved
linkedin instgram facebook youtube