यदि
√3 sin A -cos A = 0
का
मान जात करो
6
तो
26290
०
।
Answers
Answered by
4
Answer:
Initial velocity u=30 km/h=30×
18
5
=
3
25
m/s
Final velocity v=60 km/h=60×
18
5
=
3
50
m/s
Mass m=1500 kg
Work done W=
2
1
mv
2
−
2
1
mu
2
⟹ W=
2
m
(v
2
−u
2
)=
2
1500
×((
3
50
)
2
−(
3
25
)
2
)=156187 J
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