M2 OCR 21st Jan Watch
wtf was the last part of the last question about? lol i could read it but i had noooooo idea what to do!
and for that car question! (q5)
retakes here i come.......
omg shut up! lol i got 48 in june!!!!!!!!!!
Q2 The centre of mass on the cone and finding topple angle
ii 26 degrees
Q3 The power one with variable resive force of kvv
3) K value
Q4 The work done and the slope and then finding the resistive force
4 8000 odd joules (400*cos30*25)
Q5 Circle motion one with no friction and then friction
5 5309 (500*9.8)/cos15
ii 20.2 ms
Q 6 That projectile question!!!
iii) 71.4 degrees
Q7 The ladder question
ii f = 80 something
iii 3.71m unitl it slides (not my answer I did it wrong but this is what someone thought)