1. During a running (dynamic) compression test at idle, a good engine
should produce
PSI.
O A. 60 to 90
B. 30 to 60
O C. 100 to 150
O D. 150 to 200

Papyrus paper was made by taking multiple stems from the Cyperus papyrus plant, a grasslike aquatic species with woody triangular stems that grew commonly down the banks of the Nile delta region in Egypt. The fibrous stem layers within are extracted and sliced into thin strips.

unlike the threaded fasteners which are used to clamp the machine members, power screws are used to transmit power. common applications of power screws are: screw jacks: to lift weight. lead screw of lathe: for axial movement of tool and its precise positioning.

1

explanation: