Electromagnetic Waves

A plane electromagnetic wave with an intensity of $$200 W/m^2$$ is incident normal to a flat plate of radius 30 cm. If the plate absorbs $$60%$$ and reflect $$40%$$ of the incident radiation, what is the momentum transferred to it in 5 min?
Identify which of the following is NOT a characteristic of electromagnetic waves?
Fill the most suitable option. Mosquitoes and some snakes find their food using vision in the ___ range.
Which of the following is not an electromagnetic wave?
Identify the waves with the largest wavelengths .