Answer:
Radius of aluminium sphere which has same mass as of sphere of iron with radius 14 m is 40.745 meters.
Explanation:
Let the radius of aluminium sphere be
From the relation between density, mass and volume we know that
Applying equation 'i' separately to iron and aluminium sphere we get
Equating the masses of iron and aluminium spheres we get
I believe the answer would be C.
Higher frequency,higher energy,shorter wavelength
The different seasons are mainly cause by a planet's tilt of it's axis.
In short, Your Answer would be Option C
Hope this helps!