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Question 32. The mass will stop accelerating when the power output of the motor equals the rate of work being done to the mass. Let the terminal velocity of the mass be "v". Let the tension force in the rope be "T". (v) x (T) = power (watts) The power output of the motor is the first limitation...

If I have time I will post some more answers. Here is a sample ... --- Question 25. Describe the hydrogen atom in terms of the Standard Model of matter. (4 marks) ---- The hydrogen atom consists of one proton ( a hadron composed of three quarks and carrying one unit of positive charge) and one...

I am a Physics teacher.

2020 HSC Physics Multiple Choice Answers 1 - D, 2 - A or D both correct, 3 - C, 4 - B, 5 - B, 6 - A, 7 - D, 8 - C, 9 - A, 10 - B, 11 - C, 12 - D, 13 - A, 14 - C, 15 - D, 16 - A, 17 - D, 18 - B, 19 - A, 20 - A It will be interesting to see what the head of marking decides to do about Q.2 They...