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Question (21)

QN003935

To avoid error while reading a scale, the eye should be positioned

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

Correct Answer: C

Explanation:

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Question (22)

QN003936

A broken scale shows one end of an object at 2.0 cm and the other end at 11.8 cm. What is the object's length?

(A) 13.8 cm
(B) 9.8 cm
(C) 11.8 cm
(D) 2.0 cm

Correct Answer: B

Explanation:

11.8 − 2.0 = 9.8 cm.

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Question (23)

QN003937

A broken scale reading starts at 1.5 cm and ends at 8.9 cm. Find the length measured.

(A) 10.4 cm
(B) 8.9 cm
(C) 7.4 cm
(D) 6.4 cm

Correct Answer: C

Explanation:

8.9 − 1.5 = 7.4 cm.

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Question (24)

QN003938

How can the length of a curved line be measured accurately?

(A) Only with a metre rod
(B) By counting fingers
(C) Using a thread and then measuring the thread
(D) Using a book edge

Correct Answer: C

Explanation:

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Question (25)

QN003939

Why are flexible measuring tapes used for curved objects?

(A) They are cheaper
(B) They can bend along the shape of the object
(C) They are longer
(D) They are colourful

Correct Answer: B

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Question (26)

QN003940

In the measurement 12 cm, the number part is

(A) cm
(B) 12
(C) length
(D) measurement

Correct Answer: B

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Question (27)

QN003941

Which statement about writing units is correct?

(A) Write 15cm
(B) Write 15 Cms
(C) Write 15 cm
(D) Write 15 cm. always

Correct Answer: C

Explanation:

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Question (28)

QN003942

Which ancient Indian unit represented finger width?

(A) Dhanusa
(B) Yojana
(C) Angula
(D) Hasta

Correct Answer: C

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Question (29)

QN003943

Objects with ruled markings similar to scales have been excavated from the

(A) Gupta Civilisation
(B) Harappan Civilisation
(C) Mauryan Empire
(D) Mughal Empire

Correct Answer: B

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Question (30)

QN003944

If one inch equals 2.54 cm, then 2 inches equal

(A) 5.08 cm
(B) 4.54 cm
(C) 6.08 cm
(D) 5.40 cm

Correct Answer: A

Explanation:

2 × 2.54 = 5.08 cm.

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Question (21)

To avoid error while reading a scale, the eye should be positioned

Explanation:

Link:

Question (22)

A broken scale shows one end of an object at 2.0 cm and the other end at 11.8 cm. What is the object's length?

Explanation:

Link:

Question (23)

A broken scale reading starts at 1.5 cm and ends at 8.9 cm. Find the length measured.

Explanation:

Link:

Question (24)

How can the length of a curved line be measured accurately?

Explanation:

Link:

Question (25)

Why are flexible measuring tapes used for curved objects?

Explanation:

Link:

Question (26)

In the measurement 12 cm, the number part is

Explanation:

Link:

Question (27)

Which statement about writing units is correct?

Explanation:

Link:

Question (28)

Which ancient Indian unit represented finger width?

Explanation:

Link:

Question (29)

Objects with ruled markings similar to scales have been excavated from the

Explanation:

Link:

Question (30)

If one inch equals 2.54 cm, then 2 inches equal

Explanation:

Link:

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