Quiz Questions Over Gravitational Forces
51 Questions
| Total Attempts: 147
Questions and Answers
- 1.What are the 5 prop. of force that can be addressed through a graphical representation
- 2.When resolving muscle force vectors there are 3 primary components
- 3.List 5 of the diff types of loading assoicuated with traumatic injuries plus name the equation that calculates the stress/strain curves associated with vairous types of materials
- 4.What are the 2 types of strain associated with poissons ratio
- 5.List 4 types of field forces
- 6.What are the 5 properties of force that can be addressed through a graphical representation
- 7.A coach is observing a players volleyball spike during a practice would be engaged in what type of analysis?
- 8.Which analysis approach breaks the body down into section with specific movement steps?
- 9.Which of the follwing would bbe diff for the same object on earth vs the moon
- A.
Mass
- B.
Density
- C.
Weight
- D.
Kg
- 10.A vector quantity must be described with a magnitude and what?
- 11.With the left arm held out to the side and elbow fully extended and a coordinate sys origin at the elbow joint the hand could be said to have a polar coord of (30 cm, 0 deg) which of the following could rep. the coord. of the hand with the elbow flexed to 90 degrees
- A.
30 cm 0deg
- B.
0 deg, 30 cm
- C.
30 cm, 90 deg
- D.
0 cm 90 deg
- 12.A 2N force vector point up and to the right forming on angle of 45 with the horiz another 2N force vector points up and to the left also forming a 45 deg angle above the horiz what is the direction of the sum of these two vectors
- 13.What is the name of the angle formed by the intersection of a line from the anterior superior iliac spine of the pelvis and the center of the patella and a line from the center of the patella to the tib tube?
- 14.Which of the following is NOT true
- A.
Motion can exist without a force
- B.
There must be a force to change a systems motion
- C.
Force possess the capability to change motion
- D.
Force is req to maintian a constant state of motion
- 15.Which of the following is NOT a scalar quantity
- 16.Which equation rep the relationship btw the sides a and b of a right triangle and the hypotnuse r?
- 17.The SI unit of force is the newton
- A.
True
- B.
False
- 18.Paschale's law states that pressure applied to a fluid is transmitted undiminshed to every point of a fluid and to the walls of the container
- A.
True
- B.
False
- 19.The measure of pressure doesnt account for surface area
- A.
True
- B.
False
- 20.The coefficient of restitution is the same thing as the coefficient of elasticity
- A.
True
- B.
False
- 21.The coefficient of static and kinetic friction are represented by the same mathmatical symbol
- A.
True
- B.
False
- 22.Newton created 4 laws of motion and they were called newtons 1 2 3 and 4 laws
- A.
True
- B.
False
- 23.If a material is visoelastic its deformation is affected by the loading direction (tension/compression/shear)
- A.
True
- B.
False
- 24.A rubberband has a much higher young's modulus than a human bone such as a femur
- A.
True
- B.
False
- 25.Stress and pressure have the same units
- A.
True
- B.
False
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