What do radio waves and microwaves have in common? Both have radiant energy than visible light.

Both have lower frequencies than visible light.

Both are at the side of the spectrum that has the highest frequency.

Both have shorter wavelengths than visible light.

Engines for propeller-driven aircraft are limited in their maximum rotational speed by the fact that the tip speed of the propeller must not approach the speed of sound in air (mach i). taking 6 ft as a typical diameter for a propeller of a light airplane and 1100 fils as the speed of sound, find the upper limit on the rpm (revolutions per minute) of the propeller shaft.

Why does the liquid rise up through the dip tube when the valve is open

There is no gravity in outer space . explain why this statement is true or false