Motion and Measurement of Distances Test

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Motion and Measurement of Distances Test - 6

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Question 1
1 / -0

Directions: Read the given statements and choose the correct option.

a. A measurement is complete only if it shows the number and the unit of measurement.
b. An arm length can serve as a standard for measuring length as its length is same for different people.

A
Both the statements are true.

B
Both the statements are false.

C
Statement 'a' is true and 'b' is false.

D
Statement 'b' is true and 'a' is false.
Question 2
1 / -0

Human lungs expand and contract during breathing. The movement of the lungs during breathing is an example of

A
uniform motion

B
circular motion

C
periodic motion

D
non-uniform motion
Question 3
1 / -0

A carpenter wants to measure a board of the correct length, which is 7.5 cm. In which of the following options is the eye position correct for measuring the length?

A

B
.

C
..

D

E
.
Question 4
1 / -0

Arrange the following lengths in their decreasing magnitude.

a. 1 metre
b. 1 kilometre
c. 1 centimetre
d. 1 millimetre

A
d > c > a > b

B
a > b > c > d

C
b > a > c > d

D
b > a > d > c

E
.

Question 5

1 / -0

Match the following.

a. Vibratory motion	1. It is a kind of repetitive motion which repeats itself after a fixed interval (or regular intervals) of time.
b. Periodic motion	2. It is a kind of motion in which a body covers equal distances in equal intervals of time along the same straight line.
c. Uniform motion	3. It is a kind of oscillatory motion in which the moving object undergoes change in shape or size.

a - 3, b - 1, c - 2

a - 2, b - 1, c - 3

a - 1, b - 3, c - 2

a - 3, b - 2, c - 1

.

Question 6
1 / -0

A motion in which a body moves about a fixed axis without changing its position is called

A
rotatory motion

B
translatory motion

C
oscillatory motion

D
periodic motion

E
.
Question 7
1 / -0

Which of the following is the fundamental unit of length in the SI system?

A
1 kilometre

B
1 metre

C
1 centimetre

D
1 millimetre

E
.
Question 8
1 / -0

Which of the following statements is/are false?

a. Rotational motion and translational motion cannot occur at the same time.
b. In translatory motion, particles of a body move through the same distance at the same time.

A
Both the statements are true.

B
Both the statements are false.

C
Statement 'a' is false and 'b' is true.

D
Statement 'b' is false and 'a' is true.
Question 9
1 / -0

There are different kinds of motions. Which of the following objects shows multiple motions?

A
A drill cutting through a metal piece

B
A potter's wheel

C
A ball thrown upward at an angle

D
A spinning wheel

E
.
Question 10
1 / -0

A part of a body undergoes oscillatory motion and the remaining body remains at rest when

A
piston of a motor car engine runs at a constant speed

B
needle of a swinging machine moves up and down

C
pendulum of a wall clock swings

D
a string of guitar is plucked

E
.
Question 11
1 / -0

Which of the following types of motions is noticed in the swinging pendulum of a clock?

a. Periodic motion
b. Oscillatory motion
c. Non-periodic motion
d. Non-uniform motion

A
Only a and b

B
Only b and c

C
Only c and d

D
Only a and d

E
.
Question 12
1 / -0

Which of the following is/are not source(s) of error in measurement of the length of a given wooden board?

a. Error due to wrong placement of the scale on the given wooden board
b. Error due to thickness of the scale
c. Error due to thickness of the given wooden board whose length is to be measured

A
Only a

B
Only a and b

C
Only b

D
Only c
Question 13
1 / -0

Which of the following is an example of curvilinear motion in which a body moves along a curved line?

A
A freely falling stone

B
A coin moving over a carrom board

C
A spinning top

D
A ball thrown upward at an angle
Question 14
1 / -0

A person is travelling by bus at the speed of 50 km/hr. He is in a state of rest with respect to

A
trees on the road

B
other passengers travelling in the bus

C
a car moving with speed of 55 km/hr in the same direction

D
a cyclist moving in the opposite direction

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Motion and Measurement of Distances Test - 6

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Motion and Measurement of Distances Test - 6

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Question 1

Both the statements are true.

Both the statements are false.

Statement 'a' is true and 'b' is false.

Statement 'b' is true and 'a' is false.

Question 2

uniform motion

circular motion

periodic motion

non-uniform motion

Question 3

.

..

.

Question 4

d > c > a > b

a > b > c > d

b > a > c > d

b > a > d > c

.

Question 5

a - 3, b - 1, c - 2

a - 2, b - 1, c - 3

a - 1, b - 3, c - 2

a - 3, b - 2, c - 1

.

Question 6

rotatory motion

translatory motion

oscillatory motion

periodic motion

.

Question 7

1 kilometre

1 metre

1 centimetre

1 millimetre

.

Question 8

Both the statements are true.

Both the statements are false.

Statement 'a' is false and 'b' is true.

Statement 'b' is false and 'a' is true.

Question 9

A drill cutting through a metal piece

A potter's wheel

A ball thrown upward at an angle

A spinning wheel

.

Question 10

piston of a motor car engine runs at a constant speed

needle of a swinging machine moves up and down

pendulum of a wall clock swings

a string of guitar is plucked

.

Question 11

Only a and b

Only b and c

Only c and d

Only a and d

.

Question 12

Only a

Only a and b

Only b

Only c

Question 13

A freely falling stone

A coin moving over a carrom board

A spinning top

A ball thrown upward at an angle

Question 14