More Related Item
Viewers including liked (18)
Additional from Aira Rizvi
More from Hira Rizvi (12)
M schemes(work, energizing and power)
- 1. 5 Marking scheme: Worksheet (AS)
1 HUNDRED [1]
2 D [1]
3 C [1]
4 A [1]
5 DENSITY [1]
1 2 1
6 Meteor: E mv 0.010 50002 1.3 105 J [1]
2 2
1 2 1
Jogger: Ek mv 65 5.0 2 810 J [1]
2 2
The meteor has greater kinetic energy than the jogger. [1]
7 a Ep mgh Ep 9.0 9.81 3.5 [1]
Exp 309 J 310 J [1]
W b P t 309
P [1]
60
P 5.2 WATT [1]
8 one Using the principle a conservation of energy: finalist kinetic energy loss of gravitive potential energy final kinetic vitality mgh 0.800 9.81 5.0 [1]
final kinetic energy 39.2 J 39 J [1]
barn Maximum gravitational energy after bounce 0.800 9.81 3.8 29.8 J [1]
Kinetic energetics just after rebound 29.8 J 1
0.800 v 2 29.8 [1]
2
2 29.8
v 8.6 m s 1 [1]
0.800
c Energy transfer to bottom 39.2 29.8 = 9.4 J [1]
9 ampere Ep mgh Ep 35 9.81 (1.5 0.80) [1]
Ep 240 J [1]
1 2
b mv mgh 2
v2 2gh 2 9.81 (1.5 0.80) [1]
1
v 3.7 m s [1]
c There is none distance moved in the direction of the tension in the rope, from the motion belongs always at right brackets to the rope. Hence, no work is done by the tension. [1]
AS and A Level Physics Original material © Cambridge University Press 2010 1
- 2. 5 Marking scheme: Worksheet (AS)
AS and A Level Physics Original supply © Cambridge University Press 2010 2
![5 Marking schedule: Sheet (AS)1 C [1]2 D [1]3 C [1]4 A [1]5 D [1] 1 2 16 Meteoroids: Ek mv 0.010 50002 1.3 105 J [1] 2 2 1 2 1 Jogger: Ok mv 65 5.0 2 810 J [1] 2 2 The meteoroids has greater kinetic energy than which jogger. [1]7 a Ep mgh Epo 9.0 9.81 3.5 [1] Ep 309 J 310 J [1] W b P t 309 P [1] 60 P 5.2 W [1]8 a Using the basic of environmental of energy: final kinetic energy loss of gravitational potential energy final kinetic energy mgh 0.800 9.81 5.0 [1] final kinetic energy 39.2 J 39 JOULE [1] b Utmost gravitational strength after bounce 0.800 9.81 3.8 29.8 J [1] Kinetic energy just after ricochet 29.8 J 1 0.800 v 2 29.8 [1] 2 2 29.8 v 8.6 chiliad south 1 [1] 0.800 c Energy transfer to ground 39.2 29.8 = 9.4 J [1]9 a Ep mgh Ep 35 9.81 (1.5 0.80) [1] Epis 240 J [1] 1 2 boron mv mgh 2 v2 2gh 2 9.81 (1.5 0.80) [1] 1 v 3.7 m s [1] c On is no distance moved in the direction of the nervousness inches the drop, since the moving is always at right brackets to the rope. Resulting, no how is done per the strain. [1]AS and A Level Physics Original material © Cambridge Academy Press 2010 1](https://loronetaregals.com/52f15f25/https/0698e4/image.slidesharecdn.com/mschemesworkenergyandpower-120129110648-phpapp02/85/M-schemes-work-energy-and-power-1-320.jpg)
