Engineering, 13.02.2020 19:40 szinx
Determine the (a) amount of heat required to increase the temperature of an aluminum block that is 10 cm by 10 cm by 10 cm from room temperature (21°C) to 300°C and (b) mass of the block at 300°C. The specific heat of aluminum is 0.88 J/g°C and its density = 2.70 g/cm3.
Answers: 3
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If a particle moves along a path such that r : (3 sin t) m and ? : 2t rad, where t is in seconds. what is the particle's acceleration in m/s in 4 seconds? a)- 16.43 b)- 16.29 c)- 15.21 d)- 13.79
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Which of the following ziegler nichols tuning methods the response of the controller to a step input should exhibit an s-shaped curve? a)-open loop mode b)-closed loop mode c)-both modes (open & closed) d)-none of the modes (open & closed)
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Determine the (a) amount of heat required to increase the temperature of an aluminum block that is 1...
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