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Forces and Newton's Laws Flashcards | StudBud
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Forces and Newton's Laws
Forces and Newton's Laws
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#A #physics #quiz #about #newton #and #forces #and #laws
Flashcards
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Questions
10
Answers
1
If the friction force is 10 N, the applied force needed to maintain a constant velocity is?
more than 10 N
Not possible to determine
less than 10 N
10 N
2
If the force on an object is doubled and the mass is tripled, the acceleration is increased by?
x3/2
x3
x2/3
x2
3
A 2 kg object accelerates at 4 m/s
2
and has a force to the right of 3N. What is the left force?
3 N
4 N
1 N
2 N
4
According to Newton’s third law of motion, when a bat strikes a ball, the ball
accelerates towards the bat
increases in potential energy
creates a friction with the bat.
exerts an equal force back on the bat2.
5
If an object with ass of 20 kg is pushed with a force of 10 Newton's, what is its acceleration.
10 m/s2
2 m/s2
200 m/s2
.5 m/s2
6
What is newton's second law in terms of acceleration?
a=m/F
a=F/m
F=ma
a=mF
7
A ball moving up and to the left. The net forces acting on it are also upwards and to the left.
Not enough information
True
False
8
A cyclist comes to a stop. What force is occurs between the brake pads and the wheels.
Electrostatic
Tension
Weight
Friction
9
Objects orbiting around the earth still have net forces acting on them?
TRUE
FALSE
10
What is the force parallel to the hill if an object is on a slope?
mg(tan θ)
mg(cos θ)
mg(sin θ)
-mg(cos θ)
