Exam 2 Matching

Question 0

The branch of mechanics when a body remains at rest or moves with a constant velocity

Answer 0

Statics

Question 1

The branch of mechanics when a body accelerates

Answer 1

Dynamics

Question 2

A physical quantity with both magnitude and direction

Answer 2

Vector

Question 3

A physical quantity with magnitude but no direction

Answer 3

Scalar

Question 4

Perpendicular distance of an applied force to a potential point of rotation

Answer 4

Moment arm

Question 5

Tendency of a force to cause rotation about an axis or point

Answer 5

Moment

Question 6

A sketch of a body and all the forces acting on that body

Answer 6

FBD

Question 7

The x and y parts of a force vector

Answer 7

Components

Question 8

The “dividing or separating” of a force vector into its x and y parts

Answer 8

Resolving

Question 9

Structure consisting of straight members connected by joints

Answer 9

Truss

Question 10

The basic construction shape of a simple truss

Answer 10

Triangle

Question 11

Basically a synonym for perpendicular

Answer 11

Orthogonal

Normal

Question 12

Basically a synonym for a truss joint

Answer 12

Nose

Question 13

The ____ force is equal to the weight of the displaced fluid

Answer 13

Buoyant

Question 14

Pressure varied with the ____ of fluid

Answer 14

Depth

Question 15

2 classes of fluids

Answer 15

Liquid

Gas

Question 16

The flow rate is the product of the cross-sectional area and the _____

Answer 16

Velocity

Question 17

Property of a fluid that is measured in force per unit area

Answer 17

Pressure

Question 18

The upward pressure of force caused by the pressure differential between the top and bottom of a wing

Answer 18

Lift

Question 19

The forces acting opposite to the motion of an object with respect to a surrounding fluid

Answer 19

Drag