Physics And Measurement Question 11
Now a days a standard metre is defined as in terms of the wavelength of light. Reason: Light has a relation with length.
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason are both false.
Show Answer
Answer:
Correct Answer: C
Solution:
Because the representation of the standard metre in terms of the wavelength of light is the most accurate.
BETA
