ICSE Class 10 Physics 2023 Solved Paper
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A car of mass 120 kg km ∕ h 54 km ∕ h
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Question : 54
Total: 76
the power of the engine.
Solution:
Given : m = 120 kg
u = 18 km ∕ h = 18 ×
= 5 m ∕ s
v = 54 km ∕ h = 54 ×
= 15 m ∕ s
Pōwēr =
=
= 2400 watt
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