A speed boat requires 82 kW to move at a constant speed of 16 m/s.What is the resistive force of the water at this speed?
A) 1 310 N
B) 5 130 N
C) 5 230 N
D) 5 030 N
E) 1 410 N

Question

A speed boat requires 82 kW to move at a constant speed of 16 m/s.What is the resistive force of the water at this speed?
A) 1 310 N
B) 5 130 N
C) 5 230 N
D) 5 030 N
E) ​1 410 N

Quizplus · Accepted Answer

The resistive force can be calculated using the formula Power = Force x Velocity. Rearranging gives Force = Power / Velocity. Substituting the given values: Force = 82,000 W / 16 m/s = 5,125 N, which rounds to 5,130 N.

A Speed Boat Requires 82 KW to Move at a Constant