Engineering, 25.02.2020 18:34 allimaycatp8qgaq
A. A company has a number of employees. The attributes of EMPLOYEE include Employee ID (identifier), Name, Address, and Birthdate. The company also has several projects. Attributes of PROJECT include Project ID (identifier), Project Name, and Start Date. Each employee may be assigned to one or more projects or may not be assigned to a project. A project must have at least one employee assigned and may have any number of employees assigned. An employee’s billing rate may vary by project, and the company wishes to record the applicable billing rate (Billing Rate) for each employee when assigned to a particular project.
Answers: 1
Engineering, 04.07.2019 16:10, TheOriginalMeyah
An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)
Answers: 2
Engineering, 04.07.2019 18:10, qwertylol12345
Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
Answers: 2
Engineering, 04.07.2019 18:10, demarcuswiseman
Calculate the bore of a cylinder that has a stroke of 18 inches and an extension time of 6 seconds at a flow rate of 4 gal/min.
Answers: 3
A. A company has a number of employees. The attributes of EMPLOYEE include Employee ID (identifier),...
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