हेतु केजी पैकेट ड्रॉप्ड फ्रॉम द टॉप ऑफ द बिल्डिंग 55 मीटर हाई एंड रीचेज थे ग्राउंड विद ए स्पीड ऑफ 29 मीटर पर सेकंड डिटरमाइंड द एवरेज फॉर ऑपरेशन
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Answered by
1
Explanation:
Displacement during first journey S
1
=3×4×60=720 m
Displacement during second journey S
2
=4×3×60=720 m
Total displacement S=S
1
+S
2
=1440 m
Total time t=(4+3)×60=420 s
Average velocity V
avg
=
t
S
=
420
1440
=3.42 m/s
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