1
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
The electric field of an electromagnetic wave is given by $\vec{E}(x, t)=E_0 \hat{z} \cos (a x+b t)$
If $c$ is the speed of light, then the value of $b$ is
Questions Asked from Electromagnetic Waves (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
IAT (IISER) Subjects
Physics
Mechanics
Units & Measurement and Dimensions Laws of Motion Work, Energy and Power Rotational Motion Gravitation Heat and Thermodynamics
Optics
Electromagnetism
Modern Physics
Chemistry
Physical Chemistry
Inorganic Chemistry
Periodic Table and Periodicity Chemical Bonding and Molecular Structure p-Block Elements Coordination Compounds
Organic Chemistry
Mathematics
Algebra
Trigonometry
Calculus
Coordinate Geometry