Questions

MCQ (1 Marks)

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26 questions · 25 auto-graded MCQ + 1 self-marked written.

MCQ 21 Mark
Boojho walks to his school which is at a distance of 3 km from his home in 30 min. On reaching, he finds that the school is closed and comes back by a bicycle with his friend and reaches home in 20 min. His average speed in $km / h$ is
  • A
    8.3
  • 7.2
  • C
    5
  • D
    3.6
Answer
Correct option: B.
7.2
B
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MCQ 31 Mark
The correct symbol to represent the speed of an object is
  • 5 $m / s$
  • B
    5 mp
  • C
    $5 m / s ^{-1}$
  • D
    $5 s / m$
Answer
Correct option: A.
5 $m / s$
A
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MCQ 41 Mark
The diagram shows a pendulum in periodic motion. The time period of a pendulum is the time taken by the bob to make one complete oscillation.
Image
What would be the movement of the bob for one complete oscillation of the pendulum?
  • A
    C to B
  • B
    C to A
  • C
    B to C to A
  • B to C to B
Answer
Correct option: D.
B to C to B
D
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MCQ 51 Mark
Two clocks A and B are shown in figure. Clock A has an hour and a minute hand whereas clock B has an hour hand, minute hand as well as a second hand. Which of the following statement is correct for these clocks?
Image
  • A
    A time interval of 30s can be measured by clock A
  • B
    A time interval of 30s cannot be measured by clock B
  • Time interval of 5 min can be measured by both A and B
  • D
    Time interval of 4 min 10s can be measured by clock A
Answer
Correct option: C.
Time interval of 5 min can be measured by both A and B
C
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MCQ 61 Mark
The maximum speed of a car is 180 $km / h$. What is the maximum speed?
  • A
    20 $m / s$
  • B
    30 $m / s$
  • 50 $m / s$
  • D
    60 $m / s$
Answer
Correct option: C.
50 $m / s$
C
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MCQ 71 Mark
Which of these actions is an example of circular motion?
  • A
    A child riding a see-saw
  • B
    A child pumping air in a tyre
  • A player bowling a cricket ball
  • D
    A player serving a tennis ball with racket
Answer
Correct option: C.
A player bowling a cricket ball
C
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MCQ 81 Mark
A student drops a ball from a slope. He notices the ball rolling down as shown in the diagram.
Image
Which of these statements is true about the motion?
  • A
    The student is in motion as he is standing
  • B
    The student is in motion as he drops the ball
  • C
    The ball is in motion as it rolls down the slope
  • D
    The ball is in motion as its shape changes over time
Answer
self
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MCQ 91 Mark
Time period of a pendulum is expressed in
  • A
    hour
  • B
    minute
  • C
    second
  • All of these
Answer
Correct option: D.
All of these
D
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MCQ 101 Mark
Motion of a satellite around a planet is
  • circular motion
  • B
    rectilinear motion
  • C
    periodic motion
  • D
    oscillatory mation
Answer
Correct option: A.
circular motion
A
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MCQ 111 Mark
The distance moved by an object can be measured by
  • A
    speedometer
  • odometer
  • C
    Both (a) and (b)
  • D
    None of these
Answer
Correct option: B.
odometer
B
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MCQ 121 Mark
The device which is used to measure speed is
  • A
    odometer
  • speedometer
  • C
    pendulum
  • D
    Both (a) and (b)
Answer
Correct option: B.
speedometer
B
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MCQ 141 Mark
The table lists a few motions which relate to measuring time.
(i) Motion of pendulum.
(ii) Sand falling in an hourglass.
(iii) Change in the position of shadow.
Which of these motions can be considered as a periodic motion?
  • A
    Only (i)
  • B
    Only (ii)
  • Both (i) and (ii)
  • D
    Both (ii) and (iii)
Answer
Correct option: C.
Both (i) and (ii)
C
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MCQ 151 Mark
A student wants to measure the speed of a ball rolling down a ramp. He found a few instruments which are listed in the lists.
(i) Hourglass
(ii) Thermometer
(iii) Measuring tape
(iv) Stopwatch
(v) Balance scale
Which of these are required to measure the speed of the ball?
  • A
    Hourglass and thermometer
  • B
    Balance scale and stopwatch
  • Measuring tape and stopwatch
  • D
    Measuring tape and thermometer
Answer
Correct option: C.
Measuring tape and stopwatch
C
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MCQ 161 Mark
The distance-time graph for a vehicle standing on a road side will be
  • A
    straight line inclined by some angle to X-axis
  • straight line parallel to X-axis
  • C
    straight line parallel to Y-axis
  • D
    None of the above
Answer
Correct option: B.
straight line parallel to X-axis
B
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MCQ 171 Mark
The distance-time graph for the motion of an object moving with a constant speed is
  • A
    a curved line leaving towards X-axis
  • B
    a curved line inclined towards Y-axis
  • a straight line inclined at some angles towards X-axis
  • D
    None of the above
Answer
Correct option: C.
a straight line inclined at some angles towards X-axis
C
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MCQ 181 Mark
On which axis is dependent variable represented?
  • A
    X-axis
  • Y-axis
  • C
    On any axis
  • D
    Depends on the data
Answer
Correct option: B.
Y-axis
B
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MCQ 191 Mark
Which one records the distance travelled by a vehicle?
  • A
    Speedometer
  • B
    Manometer
  • C
    Motometer
  • Odometer
Answer
Correct option: D.
Odometer
D
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MCQ 201 Mark
Figure shows an oscillating pendulum
Image
Time taken by the bob to move from A to C is $t_1$ and from C to O is $t_2$ The time period of this simple pendulum is
  • A
    $\left(t_1+t_2\right)$
  • B
    $2\left(t_1+t_2\right)$
  • C
    $3\left(t_1+t_2\right)$
  • $4\left(t_1+t_2\right)$
Answer
Correct option: D.
$4\left(t_1+t_2\right)$
D
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MCQ 211 Mark
Observe the given figure.
Image
The time period of a simple pendulum is the time taken by it to travel from
  • A to B and back to A
  • B
    O to A, A to B and B to A
  • C
    B to A, A to B and B to O
  • D
    A to B
Answer
Correct option: A.
A to B and back to A
A
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MCQ 221 Mark
Which of the following cannot be used for the measurement of time?
  • A
    A leaking tap
  • B
    Simple pendulum
  • C
    Shadow of an object during the day
  • Blinking of eyes
Answer
Correct option: D.
Blinking of eyes
D
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MCQ 231 Mark
A bus travels 54 km in 90 min. The speed of the bus is
  • A
    0.6 $m / s$
  • 10 $m / s$
  • C
    5.4 $m / s$
  • D
    3.6 $m / s$
Answer
Correct option: B.
10 $m / s$
B
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MCQ 241 Mark
If we denote speed by S, distance by D and time by T, then the relationship between these quantities is
  • A
    $S=D \times T$
  • B
    $T=\frac{S}{D}$
  • $S=\frac{1}{T} \times D$
  • D
    $S=\frac{T}{D}$
Answer
Correct option: C.
$S=\frac{1}{T} \times D$
C
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MCQ 251 Mark
How will you convert the speed given in $km / h$ to $m / s$?
  • A
    By multiplying with $5 / 16$
  • B
    By multiplying with $6 / 5$
  • C
    By multiplying with $18 / 5$
  • By multiplying with $5 / 18$
Answer
Correct option: D.
By multiplying with $5 / 18$
D
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MCQ 261 Mark
What is the relation between distance and speed?
  • Distance $=$ Speed $\times$ Time
  • B
    Distance $=$ Speed $/$ Time
  • C
    Distance $=$ Time $/$ Speed
  • D
    None of the above
Answer
Correct option: A.
Distance $=$ Speed $\times$ Time
A
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