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If you notice the symbol h is actually different from that the Planck's constant. it is actually for the reduced planks constant which is = (h)/2pi.
also pi is nowhere in the options so it shouldn't really matter
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km/hr when the car passes a man standing on the side of the road. If the parcel is to reach the man, then what should be the angle made by the direction of throw with the direction of the car?
Answer will be 20 cm.