QUESTION 6 (a) The bar shown in Figure Q2(a) is subjected to tensile load of 150 Kn. If the stress in the middle portions is limited to 160 N/mm², determine the diameter of the middle portion. Find also the length of the middle portion if the total elongation of the bar is to be 0.25 mm. E E = 2.0 + 105N/mm². (12 marks) 150 KN 10 cm DIA 10 cm DIA 150 KN 45 cm Figure Q6(a) (b) A brass bar, having cross-section area of 900 mm², is subjected to axial forces as shown in Figure Q2(b), in which AB = 0.6 m, BC = 0.8 m, and CD = 1.0 m. Find the total elongation of the bar. E = 1.0 + 105N/mm2 . (8 marks) Page 4 of 5 B D 40 KN 70 KN 20 KN 10 KN Figure Q6(b) (TOTAL = 20 MARKS)

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Ex-2-1
Grimme's Statement of Financial Position
Amount to be reported as "cash"
As at Dec 31, 2020
Currencies & coins awaiting deposit	45000
Checking account balance	185000
Undeposited receipts(160000-35000)	125000
Savings account balance	250000
Total to be reported as cash	605000
Note:
NSF check-- 40000& post-dated check --35000 are not considered as cash   & IOUs--15000 are considered as other investments
Ex.2-2
Hatch Company
Amount to be reported as "cash"
As at Dec 31, 2020
Cashier's check	46000
Bank draft	40000
Traveler's check	40000
Undeposited checks(220000-100000)	120000
Money order	50000
Petty cash fund	12000
Checking account-Unibank	450000
Checking account-Tribank	-85000
Savings account-Unibank	325000
Total to be reported as cash	998000
Other Investments
IOU from President's sister	65000
Postage stamps	6500
Total	71500
Check withoout countersignature-- 100000, not considered cash