Please help me with this, explain the answers Thank you (advanced spreadsheets)

Look at the circuit illustrated in the figure above. assume that the values of r1 and r2 are equal. if you connect your meter’s test probes to points a and b in the circuit, which of the following voltages would you measure

Knowing that the central portion of link bd has a uniform cross sectional area of 800 mm2 , determine the magnitude of the load p for which the normal stress in link bd is 50 mpa. (hint: link bd is a two-force member.) ans: p = 62.7 kn

Acompany is inviting design for its new corporate logo from its users. this is an example of ? a. crowdfunding b. crowdvoting c. crowdsourced design d. crowdtracking