Answered

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Calculate the work done by a bulldozer of power 5000W in 15 seconds

Sagot :

loneguy

[tex]\text{Work done,}~W = Pt \\\\~~~~~~~~~~~~~~~~~~~~=5000~W \times 15 ~s\\\\~~~~~~~~~~~~~~~~~~~~=75000~ J[/tex]

Answer:

75kJ

Explanation:

Formula :

Work done = Power × Time

===========================================================

Given :

⇒ Power = 5000 W = 5kW

⇒ Time = 15 seconds

=============================================================

Solving :

⇒ Work done = 5kW × 15s

⇒ Work done = 75kJ

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