Advertisements
Advertisements
प्रश्न
Assertion (A): Distance between two celestial bodies is measured in terms of light year.
Reason (R): The distance travelled by the light in one year is one light year.
पर्याय
Both A and R are true but R is not the correct reason.
Both A and R are true and R is the correct reason.
A is true but R is false.
A is false but R is true.
Advertisements
उत्तर
Both A and R are true and R is the correct reason.
APPEARS IN
संबंधित प्रश्न
Length of one’s chest can be measured using metre scale.
Complete the analogy.
Height of a person: cm :: Length of your sharpened pencil lead:______?
Rulers, measuring tapes and metre scales are used to measure ______
Match the following.
| 1. | Length | kelvin |
| 2. | Mass | metre |
| 3. | Time | kilogram |
| 4. | Temperature | second |
What is the length of a 100 rupee note? Guess. Now measure it using a scale.
Measure the yellow rectangle. It is ________ cm long.
Now cut strips of equal sizes out of it. Using tape join the strips, end to end, to make a belt.
How long is your belt? _________
Chumki, Jhumri, and Imran need wire to make a fence.
- How much wire in all will the three need?
Match the following:
| Prefix | Symbol | ||
| a. | Centi | i. | k |
| b. | Nano | ii. | c |
| c. | Mili | iii. | n |
| d. | Kilo | iv. | m |
SI unit of electric current is ______.
