Aqa Science P2 5.5 Activity Sheet Answers -

Calculate the pressure at the bottom of a 5 m deep swimming pool. (Density of water = 1000 kg/m³, ( g = 10 ) N/kg) A4. ( P = h \rho g = 5 \times 1000 \times 10 = 50,000 ) Pa (or 50 kPa)

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$$P = I^2 \times R$$

Worksheets for this topic often require calculating the number of decays over a set time:

In a hydraulic lift, a force of 20 N is applied to a piston of area 0.1 m². This connects to a second piston of area 2 m². Calculate the force on the large piston. aqa science p2 5.5 activity sheet answers

The extension of an elastic object, such as a spring, is to the force applied, provided that the limit of proportionality is not exceeded. F=k×ecap F equals k cross e : Force applied (Newtons, : Spring constant (Newtons per metre, : Extension (metres, Key Activity Sheet Answers & Explanations Calculating Extension

Upthrust = Weight in air – Weight in water = 8 N – 5 N = 3 N. Calculate the pressure at the bottom of a

The current through the ammeter (connected to the main branch) is greater than the current through any individual resistor.