10. (v13-108-31) Qaysi javobda ta’sirlovchi birinchi bor qollanilgandayoq kuzatiladigan tormozlanish turlari togri berilgan?
1) tashqi tormozlanish; 2) chegaradan tashqari tormozlanish; 3) sonish tormozlanishi;
4) kechikish tormozlanishi.
A) 3,4 B)1,3, 4
C) 1,2 —
D) 2, 4