Answer:

Explanation:
As we know that EMF is induced in a closed conducting loop if the flux linked with the loop is changing with time
So we can say

now we have

here since magnetic field is constant so we have

now we have


now we have


Answer:
Sound waves. Anything that vibrates is producing sound; soundis simply a longitudinal wave passing through a medium via the vibration of particles in themedium. Consider a sound wavetraveling in air
Answer:
The forces could be gravity, friction between the car and the ground, the force Katie is applying and the normal reaction.
Answer:
A.) Most nonmetals are gaseous, but some are liquid or solid
Explanation: