Recent content by mppaki

  1. M

    Can you delete my account to this forum

    i would greatly appreciate it
  2. M

    Engineering Resistors and circuit requirements

    1. A student needs a 5Ω and 10Ω resistor for a circuit, but she only has a dozen 20Ω resistors. Does she need to buy new resistors or can she meet the circuits requirements with the resistors that she has? Explain (be specific!). 2. I honestly don't know any equation to use... 3...
  3. M

    Temperature and Thermal Energy of coffee cup

    oh yes lol, I have a habit of entering in my calc the x10... Q = (0.4)(4180)(80-20) Q = 100,320 J/Kg * k
  4. M

    Temperature and Thermal Energy of coffee cup

    oh, um the 1000 is because i needed to convert the grams to kilograms.
  5. M

    Temperature and Thermal Energy of coffee cup

    Before I begin, Please note that for some reason I don't really grasp physics equations which is odd since I had a A in chemistry but physics just confuses me and also, I am taking this class to prepare me for college. My pencil broke and I didn't think we would have homework of the stuff we...
  6. M

    Why do the units for time appear twice in the units for acceleration

    yeah that's the equation i thought would relate, but are my answer correct?
  7. M

    Why do the units for time appear twice in the units for acceleration

    a = v/t = v1-v0/t1-t0 i just want to know if i got the right answer or not
  8. M

    Why do the units for time appear twice in the units for acceleration

    1. why do the units for time appear twice in the units for acceleration 2. a = v/t - v1-vo/t1-t0 3. once for speed change and once for time change. 1. what is the acceleration of a car that travels in a straight line at a constant speed of 27 m/s? 2. 27m/s / 10s 3. 2.7m
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