Circular Motion

Q. Give two examples of circular periodic motion.

Q.

Assertion: A physical quantity cannot be called a vector if its magnitude is zero.

Reason: A vector has both, magnitude and direction.

1. If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

2. If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

3. If Assertion is true but Reason is false.

4. If the Assertion and Reason both are false.

5. If Assertion is false but Reason is true.

Q.

Can a body have a constant speed but variable velocity?

1. True
2. False

Q.

Classify the following as motion along a straight line, circular or oscillatory motion:
a) Motion of our hands while running.
b) Motion of a horse pulling a cart on a straight road.
c) Motion of a kid in a merry-go-round.
d) Motion of a child on a seesaw.
e) Motion of the hammer of an electric bell.
f) Motion of a train on a straight bridge.

Q. Moon moving around the Earth is an example for :

1. Periodic motion
2. Rectilinear motion
3. Circular motion
4. Random motion

Q. Circular motion is an example of rotatory motion.

1. True
2. False

Q.

Which of the following is the example of a circular motion?

1. A satellite orbiting around the Earth.

2. A car moving on a straight road

3. A man walking on a straight road

4. A person travelling on a train

Q. Match the following:
$\begin{array}{cc}\text{Column I}& \text{Column II}\\ 1.\text{Soldiers in a march past}& A)\text{Periodic Motion}\\ 2.\text{A mark made on the blade of a rotating fan after switching off}& B)\text{Circular Motion}\\ 3.\text{Motion of a swing}& C)\text{Rectilinear Motion}\end{array}$

Select the appropriate option.

1. 1 - C, 2 - A, 3 - B

2. 1 - C, 2 - B, 3 - A

3. 1 - A, 2 - B, 3 - C

4. 1 - B, 2 - A, 3 - C

Q.

The communication satellite station is in an Orbit high above the Earth. Which of the following will not be exhibited by this communication satellite?

1. Rotational motion

2. Periodic motion

3. Circular motion

4. Rectilinear motion

1. 1 and 2
2. 2 and 4
3. 2 and 3
4. 1 and 4

Q. Give two examples of circular periodic motion.

Q.

Question 16

Match the events related to motion in Column I with the types of motions given in Column II.
$\begin{array}{cc}COLUMNII& COLUMNII\\ \left(a\right)Amovingwheelofa& \left(i\right)Circularmotion\\ sewingmachine& \\ \left(b\right)Movementoftipoftheminute& \left(ii\right)Rotationalmotion\\ handofaclockinonehour& \\ \left(c\right)Amovingswing& \left(iii\right)Periodicmotion\end{array}$

Q. If a body moves along a circular path, then it is said to be in:

1. Rectilinear motion
2. Circular motion
3. Periodic motion
4. Oscillatory motion

Q.

Which of the following is/are the characteristic(s) of an object in circular motion?

1. It follows a circular path

2. It passes through the initial point again and again

3. It can be periodic

4. All of these

Q.

Can a body have a constant speed but a varying velocity? Give an example.

Q.

An object moves such that it maintains constant distance from a given point. This motion of the object can be:

1. Rectilinear motion

2. Circular motion

3. Periodic motion

4. Both B and C

Q.

Match the following:
$\begin{array}{cc}\text{Column I}& \text{Column II}\\ 1.\text{A car moving on a straight road}& A)\text{Oscillatory Motion}\\ 2.\text{A mark made on the blade of a rotating fan}& B)\text{Circular Motion}\\ 3.\text{Motion of a swing}& C)\text{Rectilinear Motion}\end{array}$

Select the appropriate option.

1. 1 - C, 2 - A, 3 - B

2. 1 - C, 2 - B, 3 - A

3. 1 - B, 2 - A, 3 - C

4. 1 - A, 2 - B, 3 - C

Q. Give two examples of circular periodic motion.

Q.

Which of the following is/are true for an object in circular motion?

1. It follows a circular path.

2. It passes through the initial point again and again.

3. The motion of the object can be periodic.

4. It is in rectilinear motion.

Q. An athlete running on a circular track, is said to be in .

1. circular motion
2. rectilinear motion
3. periodic motion

Q.

Match the contents of column (I) with contents of the column (II).

$\begin{array}{cc}\text{COLUMN II}& \text{COLUMN II}\\ \text{(i)Unit of mass}& \text{(a)Meter}\\ \text{(ii)Pendulum of a clock}& \text{(b)Circular motion}\\ \text{(iii)Point on a spoke of a rotating wheel}& \text{(c) kilogram}\\ \text{(iv)S.I unit of length}& \text{(d) Periodic motion}\end{array}$

1. (I)-a (II)-b (III)-c (IV)-d

2. (I)-c (II)-d (III)-b (IV)-a

3. (I)-c (II)-b (III)-d (IV)-a

4. (I)-b (II)-d (III)-c (IV)-a

Q.

is there any name called access point in circular motion if yes what is the meaning?

Q. Pick the INCORRECT example of circular motion from the following.

1. A stone tied to string and rotated
2. Motion of a freely falling stone
3. Motion of a car around circular path
4. Motion of a point on blade of a ceiling fan

Q. Two circular wheels are rolling on a horizontal road. The loci of the centres will be

1. rectangle
2. two straight lines
3. parallelogram
4. two circles

Q.

what is the motion of a merry go round

Q. Give two examples of circular periodic motion.

Q. An athlete running on a circular track, is said to be in .

1. periodic motion
2. circular motion
3. rectilinear motion