Q2 A sluice gate weighing (1.8tonnes) is raised and lowered using a square thread screw. The frictional resistance induced by water pressure against the gate when it lowers its position is 400Kg. The outside diameter of the screw is (6cm) and the pitch is (1cm). The outside and inside diameters of the washer are (15cm and 5cm) respectively. The coefficient of friction between the screw and nut is (0.1) and between the washer and seat is (0.12). Requirements: 1) Calculate the maximum force to be exerted at the end of the lever for raising and lowering the gate. 2) Efficiency of arrangement. 3) Number of thread and height of the nut, an allowable bearing pressure is 70Kg/cm². hi HAAAAA 1 m Thrust washer -Nut Screw

Q2 A sluice gate weighing (1.8tonnes) is raised and lowered using a square thread screw. The frictional resistance induced by water pressure against the gate when it lowers its position is 400Kg. The outside diameter of the screw is (6cm) and the pitch is (1cm). The outside and inside diameters of the washer are (15cm and 5cm) respectively. The coefficient of friction between the screw and nut is (0.1) and between the washer and seat is (0.12). Requirements: 1) Calculate the maximum force to be exerted at the end of the lever for raising and lowering the gate. 2) Efficiency of arrangement. 3) Number of thread and height of the nut, an allowable bearing pressure is 70Kg/cm². hi HAAAAA 1 m Thrust washer -Nut Screw

Name: Q2 A sluice gate weighing (1.8tonnes) is raised and lowered using a s
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Description: Q2 A sluice gate weighing (1.8tonnes) is raised and lowered using a square threadscrew. The frictional resistance induced by water pressure against the gate when itlowers its position is 400Kg. The outside diameter of the screw is (6cm) and the pitc

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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