Name:
Dynamics - F 2010
Quiz 7 Friday 12/10 18 Minutes
A wheel of mass m, radius r and radius of gyration
r
2
is attached to a block of mass mB by a rope (mass=0).
(a) Draw the free body diagram for the block.
(b) Determine the acceleration a of the block
Name:
Dynamics - F 2010
Quiz 6 Friday 12/3 18 Minutes
A uniform beam, weight W, length 6 ft, is supported at B where it rests on the back wall of the open at-bed
truck and at A where its lower end rests in the corner. The moving truck suddenly brakes (dec
Name:
Dynamics - F 2010
Quiz 5 Friday 11/19 18 Minutes
The beam AB slips so that end A is moving down with vA = 6 m/s, aA = 5 m/s2 at the instant shown. Find
1) vB ,
2) , the angular velocity of the beam,
3) , the angular acceleration of the beam.
Equatio
Name:
Dynamics - F 2010
Quiz 4 Friday 10/29 18 Minutes
(1) The spool of diameter 2 ft is at rest, see gure on left. The rope is then pulled down with constant
acceleration a = 5 ft/s2 , causing the spool to rotate about its center. Find the angular veloci
Name:
Dynamics - F 2010
Quiz 3 Friday 10/8 18 Minutes
A block of mass 2 kg is dropped onto a spring from a height of 1.8 m above an initially unstretched spring.
After it hits the spring it compresses the spring and rebounds back. The springstiness is k=7
Name:
Dynamics - F 2010
Quiz 2 Friday 9/24 18 Minutes
The mass of A is 30 kg and the mass of B is 5 kg. Dene aA and aB as the acceleration of A and B in the
downward direction for each. The tension in the cable is dened as T . Find:
(a) the constraint equ
Quiz 1 Friday 9/10 18 Minutes
A bullet is to be red in the direction shown so that it hits the balloon B located at x = 15 m, y = 15 m.
Use g=10 m/s2 . Circle your answers.
(a) (8 points) Find the initial speed v (in m/s)
(b) (2 points) Find the slope (th
Name:
1.
2.
Rutgers University, School of Engineering
3.
440:222 Engineering Mechanics - Dynamics
4.
October 15, 2010
MIDTERM EXAMINATION
Check that there are 4 problems. Do all your work on these sheets.
Be sure to put your name at the top of this page.
Name:
1.
Rutgers University, School of Engineering
2.
440:222 Engineering Mechanics - Dynamics
3.
October 15, 2010
4.
MIDTERM EXAMINATION
Check that there are 4 problems. Do all your work on these sheets.
Be sure to put your name at the top of this page.
Quiz 1 Friday 9/10 18 Minutes
A bullet is to be red in the direction shown so that it hits the balloon B located at x = 15 m, y = 15 m.
Use g=10 m/s2 . Circle your answers.
(a) (8 points) Find the initial speed v (in m/s)
(b) (2 points) Find the slope (th