multiple choice question
I cant remember which number it was but what process did you guys choose for the production of the hard hat, I think I said (D)
Stress Question
Can someone help me out here with this multiple choice question from the 2004 HSC. I think they have got the answer wrong because I think it would be a double shear question not a single, so I think D is the answer
What does everyone think?
thanks for the help but now I have another Question to ask for the Q14 (a) 2004 HSC again
Here is the question:
Question 14 — Lifting Devices (10 marks)
(a) A crane uses a DC electric motor to lift a mass of 250 kg vertically from the
ground. After 18 seconds the mass is 20 metres off...
Q12 (b)
What did everyone get for the 2004 HSC Q12 (b) for the reaction at support 1 and the force in member A
I got 2740N for the reaction at support 1 but I don't know how to get the force in member A
Can someone Please help me!!
Units For Pressure Questions and Young Modulus
What Units For the Hydraulic Jack questions do you use to get MPa and how many MPa is 1 GPa
Also for youngs Modulus do you use 'm' or 'mm' with Newtons