one of the property of radio waves is that they have long wavelength. due to their long wavelength , they undergo diffraction around the mountains and thus the waves spread around the mountain. this makes them eligible to be used for long distance communication. they can coded and decoded also . that is why they are used in television and radio system
Answer:
you don't have to its your choice whether you want to or not.
Explanation:
but you can not leave the fact that there dieing
Answer:
Explanation:
Truck velocity=50 km/hr
police car velocity =45 km/hr
Let they start at t=0 s
After one hour
truck displacement
In vector Form
For Police car displacement
in vector form
