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CBSE
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MCQ Questions for CBSE Class 12 with Answers
MCQ Questions for CBSE Class 11 with Answers
MCQ Questions for CBSE Class 10 with Answers
MCQ Questions for CBSE Class 9 with Answers
MCQ Questions for CBSE Class 8 with Answers
MCQ Questions for CBSE Class 7 with Answers
MCQ Questions for CBSE Class 6 with Answers
MCQ Questions for CBSE Class 5 with Answers
MCQ Questions for CBSE Class 4 with Answers
MCQ Questions for CBSE Class 3 with Answers
MCQ Questions for CBSE Class 2 with Answers
MCQ Questions for CBSE Class 1 with Answers
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Machine Kinematics Class 12 MCQ Questions With Answers
1.
Which graph shows a person jogging away at a constant pace?
A
B
C
2.
How much time would it take for an object to fall 4.7 meters?
0.959 s
4.79 s
0.979 s
3.
A car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops?
4.20 m
52.5 m
105 m
158 m
4.
What is the SI unit for acceleration?
m/s
m
m/s2
s
5.
A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?
24 m/s2
18 m/s2
16 m/s2
16 m/s
6.
What is the SI unit for speed and velocity?
Km
s
m/s
m/s2
7.
The SI unit for length or distance is
foot (ft)
inch (in)
mile (mi)
meter (m)
8.
If a car is traveling forward at 15 m/s, how fast will it be going in 1.2 seconds if the acceleration is -10 m/s2?
27 m/s
3 m/s
-27 m/s
-3 m/s
9.
What happens to the velocity of a ball as it is dropped off a cliff?
It decreases at a uniform rate
It increases at a uniform rate
It is constant
It increases at a non-uniform rate
10.
The speedometer on your car tells you
average velocity
instantaneous velocity
average speed
instantaneous speed
11.
A ball is thrown downward from the top of a roof with a speed of 25 m/s. After 2 s, its velocity will be:
19.6 m/s
-5.4 m/s
-44.6 m/s
44.6 m/s
12.
A change in velocity over time is known as:
acceleration
constant speed
average speed
displacement
13.
An airplane lands on a runway with a velocity of 150 m/s. How far will it travel until it stops if its rate of deceleration is constant at -3 m/s2?
525 m
3750 m
6235 m
9813 m
14.
The unit we use to measure acceleration is ___.
meters / second
meters
seconds
meters / second / second
15.
A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the magnitude of the boatâ€™s acceleration while it travels the 12.0 m?
1.3 m/s2
2.5 m/s2
3.0 m/s2
7.5 m/s2
16.
If a pinball machine launches a ball to a top speed of 25 m/s, with an acceleration of 15 m/s2 in a time of 0.40 seconds. What is the pinball's starting velocity (assume it is not zero)?
19 m/s
5 m/s
22 m/s
21 m/s
17.
How can you change the acceleration of an object?
Speed the object up
Keep the object at a constant speed
Slow the object down
Change the object's direction
18.
What does a horizontal line on a distance vs time graph tell us about the motion of the object?
Slowing down
Speeding up
Standing still
In free fall
19.
A Frisbee is tossed from rest and reaches a top velocity of +54 m/s in 3.2 seconds. Determine the displacement of the Frisbee's motion.
-170 m
+76 m
+170 m
-76 m
20.
Alexis is riding her bike around town. She travels 43.2 m to the right, and then turns around to bike an additional 30 m to the left. Determine the velocity of Alexis's bike ride if it takes her 39.4 seconds to complete her motion.
2 m/s to the right
2 m/s to the left
0.3 m/s to the right
0.3 m/s to the left
21.
A ball is launched from a spring on the floor with an initial velocity of 32 m/s. It then comes to a stop in 4.3 seconds. Determine the acceleration of the ball.
+12 m/s2
-7.4 m/s2
-12 m/s2
+7.4 m/s2
22.
What does a horizontal line on a velocity vs time graph tell us about the motion of an object?
Constant speed
Standing still
Slowing down
Speeding up
23.
A jaguar takes 2.8 seconds to run 46.4 meters. Determine the jaguar's speed.
0.060 m/s
17 m/s
44 m/s
-17 m/s
24.
A sports car travels a distance of 450 meters while attaining a certain top speed. If the car's acceleration is 23 m/s2 after starting with a speed of 89 m/s, what would be the car's top speed?
50 m/s
150 m/s
285 m/s
170 m/s
25.
Vionni is jogging at a speed of 1.9 m/s, when she hears about a sale at the local heladerĂa (ice cream shop). Vionni accelerates at a rate of 0.20 m/s2 for the next 15 seconds until she arrives at the shop. Find Vionni's final velocity.
4.9 m/s
2.0 m/s
7.3 m/s
0.13 m/s
26.
A roller coaster accelerates at a rate of 30.0 m/s2 from the station to reach a loop in 3.80 seconds. If starting from rest, how far did the roller coaster travel before it reaches the loop?
217 m
180 m
110 m
7.9 m
27.
Imagine Mr. Gomez spinning a yo-yo in a circular motion with a constant speed. Would the yo-yo have an acceleration during its motion?
Yes; the displacement is changing, resulting in a changing acceleration
No; objects at a constant speed always have zero acceleration
No; acceleration does not apply to centripetal (circular) motion
Yes; the direction is constantly changing, which changes the acceleration
28.
What does a constant velocity do tour our acceleration?
Acceleration increases
Acceleration decreases
Acceleration is zero
Acceleration is not affected by velocity
29.
A chinchilla starts moving from rest and is accelerating at a rate of 1.3 m/s2 for 2.8 seconds. What is the chinchilla's final velocity?
2.2 m/s
0.45 m/s
6.1 m/s
3.6 m/s
30.
What are our units for acceleration?
m
m/s2 or meters/second/second
N
m/s or meters/second
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