Electricity
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Semiconductor Electronics
MCQ (Single Correct Answer)
1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
A ray of light travelling in air have wavelength $$\lambda $$, frequency n, velocity v and intensity $$I$$. If this ray enters into water then these parameters are $$\lambda $$', n', v' and $$I$$' respectively. Which relation is correct from following ?
A
$$\lambda $$ = $$\lambda $$'
B
n = n'
C
v = v'
D
$$I$$ = $$I$$'.
NEET Subjects