Skip to content

Course home

Sign up

8 Energy – forces doing work

EasyMediumHard
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081
Question 81
F

A battery transfers 240 J to a motor. The kinetic energy of its moving parts increases by 65 J. All the remaining energy increases thermal energy stores. What is this increase?

[1]
A

240 J240\ \mathrm{J}240 J

B

175 J175\ \mathrm{J}175 J

C

305 J305\ \mathrm{J}305 J

D

65 J65\ \mathrm{J}65 J

Markscheme

8 Energy – forces doing work Questions

  1. GCSE
  2. /Physics
  3. /8 Energy – forces doing work

Question bank