WebThe resistance of a metal conductor is due to collisions between the free electrons of the electric current and the metal ions. of the wire. If the temperature of a metal conductor … http://www.gcsescience.com/pe8.htm
Resistance (2.1.3) Edexcel IGCSE Physics Revision Notes 2024
WebMay 5, 2024 · EDEXCEL IGCSE / CERTIFICATE IN PHYSICS 2-4. Electrical Resistance Edexcel IGCSE Physics pages 82 to 88 All content applies for Triple & Double Science Edexcel Specification Section 2: Electricity c) Energy and potential difference in circuits describe how current varies with voltage in wires, resistors, metal filament lamps and … WebAug 7, 2024 · Electricity Part 3 Ohm's Law, experimental investigations of resistance. and I-V graphs and calculations using I = V/R, Q = It and E = QV. IGCSE AQA GCSE Physics Edexcel GCSE Physics OCR GCSE Gateway Science Physics OCR GCSE 21st Century Science Physics Doc Brown's school physics revision notes: GCSE physics, IGCSE physics, O level … raja cutter
GCSE PHYSICS - Electricity - What is Resistance? - What is Ohm
WebAug 10, 2024 · Electricity and Magnetism. 8/10/2024. Magnetism. Properties of Magnets: They have north and south poles. The like poles repel, and the unlike poles attract. They have a magnetic field around them, which is a region where their magnetism can affect magnetic materials. The magnetic field lines point from the north pole to the south pole. WebApr 12, 2024 · Hi I was wondering if someone could help me with the following question: A power of 100kW at a potential difference of 10kV is transmitted to a load resistor through cables of total resistance 5ohms. What is the power loss in the cables? The two equations for power that I know are I^2R and V^2/R. However, using the former with I given by … WebPhysics. Edexcel iGCSE Physics. 1 Forces and motion. 1(a) Units (b) movement and position (c) forces, movement, shape and momentum; 2 Electricity. 2(a) Units (b) Mains electricity (c) Energy and voltage in circuits (d) Electric charge; 3 Waves. 3(a) Units (b) Properties of waves (c) The electromagnetic spectrum (d) Light and sound; 4 Energy ... raja chulan monorail station