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Recent content by Kim Huat Yeap

K
As physics p1 MCQS YEARLY ONLY.

Dear fellow Physicists, could you help with 9702/13/Oct/Nov/2015 Question 19, pls? Q19) A U-tube has one arm of area of cross-section A and the other of cross-section 4A. The tube contains water of density 1000 kg/m^3. The column of oil on top of the water in the left-hand arm is of length 30...
- Kim Huat Yeap
- Post #1,152
- Sep 30, 2018
- Forum: A-Levels
K
As physics p1 MCQS YEARLY ONLY.

Thank you!
- Kim Huat Yeap
- Post #1,151
- Sep 12, 2018
- Forum: A-Levels
K
As physics p1 MCQS YEARLY ONLY.

Dear fellow Physicists, could you all help to explain 9702/11 Oct/Nov 2017 Question 8, pls? The three forces acting on a hot-air balloon that is moving vertically are its weight, the force due to the air resistance and the upthrust force. The hot-air balloon descends vertically at constant...
- Kim Huat Yeap
- Post #1,150
- Sep 11, 2018
- Forum: A-Levels
K
As physics p1 MCQS YEARLY ONLY.

Hi all, Referring to 9702 June 2014 Paper 12, Question 38, could anyone advise why option (A - Beta particle decays occur when a proton changes into a neutron) is incorrect? Thank you!
- Kim Huat Yeap
- Post #1,146
- Aug 16, 2018
- Forum: A-Levels

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