A car of mass 800kg attains a speed of 25m/..

Question 1 Report

A car of mass 800kg attains a speed of 25m/s in 20secs. The power developed in the engine is?

1.25 x 10

^{4}

2.50x 10

^{4}

1.25 x 10

^{6}

2.50 x 10

^{6}

Answer Details

P = $\frac{m v^{2}}{t} = \frac{800 \times 25 \times 25}{20}$

2.5 x 10 $^{4}$ W