PHYSICS PAPER 2 DISCUSSION & QUERIES

[Shadow]

Can anybody xplain me q2 (a) of http://papers.xtremepapers.com/CIE/Cambridge International O Level/Physics (5054)/5054_s11_qp_22.pdf

 

[KWIKIW]

How to draw the resultant magnetic field?

 

[Shadow]

How to draw the resultant magnetic field?

Use right hand grip rule. Conductor is imagined to be held in right hand. Thumb is stretched in direction of current, curl of fingers will give the direction of magnetic feild - clockwise or anticlockwise

 

[Rafay Sohail]

Can anybody xplain me q2 (a) of http://papers.xtremepapers.com/CIE/Cambridge International O Level/Physics (5054)/5054_s11_qp_22.pdf

i think it would be, Chemical energy is changed to Gravitational potential energy which is changed to Kinetic Energy and heat energy

 

[Shadow]

i think it would be, Chemical energy is changed to Gravitational potential energy which is changed to Kinetic Energy and heat energy

Y chemical energy at the start?