हिंदी

The final result of the calculation in an experiment is 125,347,200. Express the number in term of significant place when accuracy is between 1 and 10 - Physics

Advertisements
Advertisements

प्रश्न

The final result of the calculation in an experiment is 125,347,200. Express the number in term of significant place when accuracy is between 1 and 10

एक पंक्ति में उत्तर
Advertisements

उत्तर

Final result of the calculation in an experiment = 125,347,200
When accuracy lies between 1 and 10, then the final result may be written as 1.2 × 108.

shaalaa.com
Vernier Callipers
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Measurements and Experimentation - Unit 2 Exercise 2

APPEARS IN

गोयल ब्रदर्स प्रकाशन A New Approach to ICSE Physics Part 1 [English] Class 9
अध्याय 1 Measurements and Experimentation
Unit 2 Exercise 2 | Q 6.1

संबंधित प्रश्न

When is a vernier Callipers said to be free from zero error?


Describe in steps, how would you use a vernier callipers to measure the length of a small rod?


In the vernier callipers, there are 10 divisions on the vernier scale and 1 cm on the main scale is divided into 10 parts. While measuring the length, the zero of the vernier lies just ahead of the 1.8 cm mark and the 4th division of vernier coincides with a main scale division.

(a) Find the length.

(b) If zero error of vernier callipers is -0.02 cm,

What is the correct length ?


The pitch of a screw gauge is 0.5 mm and the head scale is divided in 100 parts. What is the least count of a screw gauge?


Define metre in terms of the wavelength of light.


The level of water in a measuring cylinder is 12.5 ml. When a stone is lowered in it, the volume is 21.0 ml. Find the volume of the stone.


Can we measure the thickness of a piece of paper by vernier calipers?

If the 4th division of the circular scale coincides with the zero of the main scale of a screw gauge of least count 0.01 mm, what is it's zero error?

We can find the diameter of a wire by wrapping it around a pencil and measuring the length of turns with the help of a meter scale. Is this approach more accurate than determining the diameter of the wire with the help of a screw gauge?

The following figure shows the reading of a vernier caliper used for measuring the thickness of a metal sheet.
(i) Find the least count of the instrument.
(ii) Calculate the thickness of the metal sheet.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×