Measuring a Curved Line

Q.

Write down the steps involved in measuring the length of a curved line?

Q. Name the device used to measure the following:
1. Size of your shoulder.
2. Size of your wrist.
3. Your height.
4. Your weight.
5. Cloth for curtain.
6. Circumference of round table.

Q.

Question 13

The photograph given above shows a section of a grille made up of straight and curved iron bars. How would you measure the length of the bars of this section, so that the payment could be made to the contractor?

Q.

We ___ measure the length of a curved line directly by using a metre scale. (can/can not)

Q.

What is Vernier caliper?

Q.

Four children measure the length of a table which was about 2m. Each of them used different ways to measure it. Which one of them would get the most accurate length? Give a reason for your answer.

1. Sam measured it with a half meter long thread

2. With a 15cm scale from her geometry box

3. Reena measured it using her hand span.

4. Salim measured it using a 5m long measuring tape.

Q. Which of the following will you use to measure the length of a curved line?

1. Only thread
2. Only geometric scale
3. Iron bar
4. Thread and geometric scale

Q. Name the device used to measure the following:
1. Size of your shoulder.
2. Size of your wrist.
3. Your height.
4. Your weight.
5. Cloth for curtain.
6. Circumference of round table.

Q.

A task was assigned to Virat to measure a snake-like steel rod which looks something like this.

Which of the following objects/methods should he use to make this measurement?

Q. The figure below shows a ruler kept on the wall, where the wall is covered with square tiles. How long is tile AB?

1. 7 cm
2. 3 cm
3. 10 cm
4. 13 cm

Q.

Which of the following can be used to measure the length of a curved line?

1. String

2. Metre scale

3. Calipers

4. Wooden ruler

Q. Which of the following has to be used to measure the length of a curved line?

1. Only a metre scale.
2. Only a graph paper.
3. Only a thread.
4. A metre scale and a thread.

Q.

Which of the following is the most suitable instrument for measuring length of a curved line?

1. Thermometer

2. Measuring cylinder

3. A human foot

4. Thread

Q.

Which of the following can be used to measure the length of a circular track ?

1. A string

2. A cubit

3. A metre scale

4. A wooden ruler