Advertisements
Advertisements
प्रश्न
Answer the following in short.
What is parallax error?
Advertisements
उत्तर
The error that can arise due to the wrong positioning of the eye while reading a scale is called parallax error.
APPEARS IN
संबंधित प्रश्न
Match the following:
| Column A | Column B |
| 1.Volume of a liquid | 1. kg `m^-3` |
| 2. Area of a leaf | 2. `m^3` |
| 3. S.I. unit of volume | 3. graph paper |
| 4. S.I. unit of density | 4. m `s^-1` |
| 5. S.I.unit of speed | 5. measuring cylinder |
A car travels with a speed 12 m s”1, while a scooter travels with a speed 36 km h-1. Which of the two travels faster ?
Find the volume of a liquid present in a dish of dimensions 10 cm x 10 cm x 5 cm.
State if the following statement is true or false. Correct the statement if it is false.
1 m = 10,000 cm3
Answer the following in detail.
What do you understand by the term capacity?
Solve the following numerical problem.
The body temperature of a patient on Monday was102 °F and on Tuesday it was 104°F. What was the rise in temperature during these two days?
Explain giving examples.
Scalar quantity
What are the types of physical quantity?
Write SI units for the fundamental quantity.
The density of a material in SI unit is 128 kg m-3. In certain units in which the unit of length is 25 cm and the unit of mass is 50 g, the numerical value of density of the material is _____.
