Electromagnetic 32291

The electromagnetic signal sent by the radar bounced off the plane and returned in 60 microseconds. How far is the plane?

Correct answer:

x =  9 km

Step-by-step explanation:

t2=60 us t1=t2/2=60/2=30 us  c=300000 km/s c1=c/106=300000/106=103=0.3 km/us  x=c1 t1=0.3 30=9 km



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