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WorksheetsDisplacement and Force in 2D
Total questions: 20
Worksheet time: 3570secs
A force applied to an object by another object
Applied Force
Friction Force
Tension Force
Drag Force
The force of the Earth (or any massively large object) attracting another object to itself.
Gravitational Force
Normal Force
Electrical Force
Net Force
The support force exerted by a surface on an object resting on it
Gravitational Force
Normal Force
Electrical Force
Net Force
A force exerted by a surface in opposition of continued motion across it
Normal Force
Kinetic Friction Force
Static Friction Force
Net Force
The total force acting on a object
Normal Force
Maximum Force
Cumulative Force
Net Force
What is the magnitude of the resultant vector, r?
3
4
5
7
Which of the following is the best expression to calculate the Normal Force?
FN = mg cos(ϴ)
FN = mg sin(ϴ)
FN = mg sin(180-ϴ)
FN = mg cos(90-ϴ)
A box weighing 46 newtons rests on an incline that makes an angle of 25° with the horizontal. What is the magnitude of the box's Normal Force?
19N
21N
42N
26N
8.7N
A 10.0-kilogram mass held at rest on a 30.0º inclined plane by static friction. What is the magnitude of static friction?
49.1N
98.1N
84.9N
9.81N
A box is held at rest on a frictionless incline as shown below. What is the tension, T, in the rope?
29 N
32 N
62 N
69 N
A car moving east at 45 km/h turns and travels south at 30 km/h. What is the magnitude and direction of the resultant velocity?
54.1 km/h at 33.7 degrees south of east
75 km/h east
54.1 km/h at 56.3 degrees south of east
15 km/h at 47 degrees east of south
Which statement describes a vector?
It has magnitude but no direction
It has direction but no magnitude
It has both direction and magnitude
It has constant magnitude but no
direction
______ is the term used to describe the Force that puts an object in equilibrium.
Equilibrant
Equalizer
That purple guy from Fortnight
Resultant
Joe wishes to hang a sign weighing 750 N. He uses two cables: A and B, attached to different buildings. Cable A makes an angle of 30o, as seen in the picture.
What is the tension in Cable B?
433 N
750 N
866 N
0 N
If you apply a force of 30N to slide a 12 kg wooden crate across the floor at a constant velocity, what is the coefficient of kinetic friction between the crate and the floor?
0.26
3.9
2.5
0.41
BONUS:
Since Halloween is this week, let's do a themed question!
What are the names of Casper's not so friendly uncles?
Fatso, Stinkie, and Stretch
Larry, Moe, and Curly
Inky, Blinky, Clyde
Rack, Shack, and Benny
