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  1. S

    AS Physics P1 MCQs Preparation Thread.

    Okay, here goes: Q7: The frequency is 1/time period, which is the duration for 1 cycle to complete. The diagram shows it as about 0.7 cm, so: if 1 cm = 10 ms, 0.7 cm = 7 ms Frequency should then be equal to 1/(7/ 1000) which should be around 140 Hz. Since it is only asking for an estimate...
  2. S

    AS Physics P1 MCQs Preparation Thread.

    Okay, so as for June 2003: Q17: The work done on the object of weight W is equal to the total energy transferred to it; you do work on an object if it gains energy from and vice versa, I guess; when the object is lifted, at the end of the lifting, the speed is zero and hence the K.E. is also...
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