solar powered airplane, success of test flight
yesterday morning, solar powered airplane has success test flighting in Swiss this airplane is developed by "solar implus" it's test flighting 87 min. over 1,200m height this airplane has 44 10HP electrical motor with high eff. battery, powered by 11,628 Sunpower high eff. PV solar cell on 62mtere wing, Average flying speed 70 km/h, maximum altitude 8,500 m, weight 1,600 kg and take-off speed 35 km/h