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1/Rt=1/R1+1/R2R1=3+5=8R2=4Rt=1/(1/8+1/4)=8/3 Ohms = 2.67 Ohms (2 D.P.)
Geostationary satellites are objects (usually machines) that orbit the Earth at exactly the same velocity as the rotation of the Earth (strictly, the orbital period of the satellite is equal to the rotati...
The initial velocity, u, is 50 ms-1 The final velocity, v, is 60 ms-1 The acceleration, a, is 0.5ms-2 The question is asking us to find the time, t. The equation of motion...
All radio active decay is random. In any radioactive substance each specific nucleus has a chance of decaying at one specific point in time. However we can't predict when this is going to happen. Instead...
Answer:Mass (m)= 0.05kgVolume = 25cm^3Density=mass/Volume= 0.05kg/25cm^3=2000kg/m^3
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