Question

An engine of one metric ton is going up an Inclino plano, 1 in 2 at tho rato of 36 kmph. If tho coefficient of friction is 1/√ 3 the power of engine is​

Answer 1

Explanation:

P=(mgsinθ+μmgcosθ)V

=(1000×9.8×

5

1

+

3

1

×1000×9.8×

5

2

)×36×

18

5

=94.4×10

3

W

tanθ=

2

1

cosθ=

5

2

sinθ=

5

1