3) A wooden joist of rectangular cross-section spans a gap of 5.0 m and supports a load of 30 kN placed 3.0 m from the right-hand end. The joist has a depth of 150 mm and the maximum tensile strength that it is allowed to withstand is 12 MPa.
a) Calculate the bending moment 1.0 m and 2.0 m...
Just working through a past paper atm, just need a hand with this one as well ha
A ball bearing, of mass 200 g, is dropped from the top of a 200 m building; it falls to the ground and becomes embedded.
(a) Describe the energy changes which take place.
(5 marks)
(b) What is the increase...
Ive got this question but i don't know how to answer it.
A steam boiler produces steam at a rate of 0.5 kg.s-1. If the specific latent heat of vaporisation of water is 2.3 MJ kg-1:
(a) What power is consumed to achieve this rate?
cheers