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प्रश्न
Answer the following in short.
Which institution in the world maintains the guidelines for using the SI units correctly?
उत्तर
General Conference of Weights and Measures.
APPEARS IN
संबंधित प्रश्न
Fill in the blank
Distance travelled d = ________ × time t
Find the volume of a liquid present in a dish of dimensions 10 cm x 10 cm x 5 cm.
Convert the following quantity as indicated:
1 ft = cm
Name the device which you will use to measure the perimeter of your playground. Describe in steps how you will use it.
Name two devices used to measure the short time interval of an event.
Tick the most appropriate answer.
Which of the following weighing devices has very high accuracy and sensitivity?
Answer the following in short.
What do you mean by a mean solar day?
Physical quantities are classified into ______ type.
A physical quantity A is dependent on other four physical quantities p, q, r and s as given below A = `sqrt("pq"/("r"^2"s"^3))`. The percentage error of measurement in p, q, r and s are 1%, 3%, 0.5% and 0.33% respectively, then the maximum percentage error in A is ______ %.
Match List I with List II.
| List I | List II | ||
| A. | Torque | I. | Nms-1 |
| B. | Stress | II. | J kg-1 |
|
C. |
Latent Heat | III. | Nm |
|
D. |
Power | IV | Nm-2 |
Choose the correct answer from the options given below:
