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Question (1)

QN003995

Which instrument is most suitable for measuring the length of a pencil?

(A) Flexible measuring tape
(B) 15-cm scale
(C) Handspan
(D) Metre rod

Correct Answer: B

Explanation:

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Question (2)

QN003996

Which instrument is most suitable for measuring the height of a room?

(A) 15-cm scale
(B) Finger width
(C) Metre scale or measuring tape
(D) Handspan

Correct Answer: C

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Question (3)

QN003997

To measure the girth of a tree accurately, one should use

(A) a metre scale
(B) a handspan
(C) a flexible measuring tape
(D) a ruler made of wood only

Correct Answer: C

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Question (4)

QN003998

While measuring an object, the scale should be placed

(A) at an angle to the object
(B) in contact along its length
(C) above the object without touching it
(D) perpendicular to the object

Correct Answer: B

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Question (5)

QN003999

The correct position of the eye while reading a scale is

(A) directly above the mark being read
(B) to the left of the scale
(C) to the right of the scale
(D) below the scale

Correct Answer: A

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Question (6)

QN004000

Reading a scale from a side position may cause

(A) unit error
(B) parallax error
(C) conversion error
(D) symbol error

Correct Answer: B

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Question (7)

QN004001

A student measures a pencil by keeping the scale slightly away from it. Which statement is correct?

(A) This is the correct method.
(B) The measurement may be inaccurate.
(C) The scale becomes longer.
(D) The pencil becomes shorter.

Correct Answer: B

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Question (8)

QN004002

If the zero mark of a scale is damaged, measurement can still be made by

(A) discarding the scale immediately
(B) estimating the length
(C) using another clear mark and subtracting readings
(D) using only handspan

Correct Answer: C

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Question (9)

QN004003

A broken scale shows one end of an object at 1.0 cm and the other at 9.8 cm. The length of the object is

(A) 8.8 cm
(B) 10.8 cm
(C) 9.8 cm
(D) 1.0 cm

Correct Answer: A

Explanation:

9.8 − 1.0 = 8.8 cm

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Question (10)

QN004004

An object starts at 2.5 cm and ends at 12.1 cm on a broken scale. Its length is

(A) 14.6 cm
(B) 9.6 cm
(C) 10.6 cm
(D) 12.1 cm

Correct Answer: B

Explanation:

12.1 − 2.5 = 9.6 cm

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Question (1)

Which instrument is most suitable for measuring the length of a pencil?

Explanation:

Link:

Question (2)

Which instrument is most suitable for measuring the height of a room?

Explanation:

Link:

Question (3)

To measure the girth of a tree accurately, one should use

Explanation:

Link:

Question (4)

While measuring an object, the scale should be placed

Explanation:

Link:

Question (5)

The correct position of the eye while reading a scale is

Explanation:

Link:

Question (6)

Reading a scale from a side position may cause

Explanation:

Link:

Question (7)

A student measures a pencil by keeping the scale slightly away from it. Which statement is correct?

Explanation:

Link:

Question (8)

If the zero mark of a scale is damaged, measurement can still be made by

Explanation:

Link:

Question (9)

A broken scale shows one end of an object at 1.0 cm and the other at 9.8 cm. The length of the object is

Explanation:

Link:

Question (10)

An object starts at 2.5 cm and ends at 12.1 cm on a broken scale. Its length is

Explanation:

Link:

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