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A ball is thrown with a certain launch angle (theta) above the horizontal with a certain velocity v. Let us assume that the gravitational acceleration g is constant over the flight, the ball has no...
The skydiver has potential energy at the top of his/her jump, which is transferred to kinetic energy when he/she jumps. The difference in height between the start of the jump and the point at which his/he...
Use the photoelectric effect equation which shows conservation of energy between photons, electrons and the material that the electron is being freed from, hf = phi + KEmax . Definin...
Let’s define the efficiency first. The efficiency is basically the ratio between what we want over what we pay for. So, we want to lift an object up to a height, say H. In the ideal scenario we lift that ...
Firstly, you should start by working out the total resistance for the 150 ohm and 5000 ohm resistors which are in series: -In series the total resistance is given as the ...
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