1
JEE Main 2017 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Magnetic field in a plane electromagnetic wave is given by
$$\overrightarrow B $$ = B0 sin (k x + $$\omega $$t) $$\widehat j\,T$$
Expression for corresponding electric field will be :
Where c is speed of light.
$$\overrightarrow B $$ = B0 sin (k x + $$\omega $$t) $$\widehat j\,T$$
Expression for corresponding electric field will be :
Where c is speed of light.
2
JEE Main 2016 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Consider an electromagnetic wave propagating in vacuum. Choose the correct
statement :
3
JEE Main 2016 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Microwave oven acts on the principle of :
4
JEE Main 2016 (Offline)
MCQ (Single Correct Answer)
+4
-1
Arrange the following electromagnetic
radiations per quantum in the order of
increasing energy :
A : Blue light B : Yellow light
C : X-ray D : Radiowave.
A : Blue light B : Yellow light
C : X-ray D : Radiowave.
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