Centripetal Acceleration and Force

Quiz
•
Physics
•
12th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
The combined mass of a race car and its driver is 600 kg. Travelling at constant speed, the car completes one lap around a circular track of radius 160 m in total time of 36 s. What is the magnitude of the centripetal acceleration of the car?
0.17 m s-2
4.9 m s-2
78 m s-2
100 m s-2
Tags
NGSS.HS-PS2-1
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
An aeroplane is circling in the sky at a speed of 150 m s−1. The aeroplane describes a circle of radius 20,000 m.
For a passenger of mass 80 kg inside this aeroplane, calculate her centripetal acceleration.
0.0075 m s−2
1.13 m s−2
7.5 m s−2
15 m s−2
Tags
NGSS.HS-PS2-1
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
The diagram shows a stone tied to the end of a length of string and is whirled round in a horizontal circle . What provides the centripetal force on the stone?
The weight of the string.
The friction in the string.
The tension in the string.
The air resistance from the surroundings.
Tags
NGSS.HS-PS2-1
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
A 0.50 kg object moves in a horizontal circular path with a radius of 0.25 m at a constant speed of 4 m/s. What is the magnitude of the object's acceleration?
8 m/s^2
16 m/s^2
32 m/s^2
64 m/s^2
Tags
NGSS.HS-PS2-1
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
A 1750 kg car travels at a constant speed of 15 m/s around a circle of 45 m. The magnitude of the centripetal force is:
5 N
583 N
8750 N
140 N
Tags
NGSS.HS-PS2-1
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Calculate the centripetal force exerted on a 1200 kg car that goes around a 600 m radius curve at 20.0 m/s.
800 N
750 N
40 N
7 N
Tags
NGSS.HS-PS2-1
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
An object of mass 20 kg is in a circular orbit of radius 20 m at a velocity of 20 m/s. Calculate the centripetal force required to maintain this orbit.
200 N
300 N
400 N
500 N
Tags
NGSS.HS-PS2-1
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