# Work, Energy and Power-Power (KVPY Stream-SA (Class 11) Physics): Questions 6 - 8 of 8

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## Question number: 6

» Work, Energy and Power » Power

MCQ▾

### Question

A horse pulse a wagon with a force of 550 N at an angle of 300 with the horizontal at a speed of 10 km h-1. The power of the horse is,

### Choices

Choice (4) Response

a.

1323 W

b.

2313 W

c.

595 W

d.

1233 W

## Question number: 7

» Work, Energy and Power » Power

MCQ▾

### Question

A horse pulse a wagon with a force of 720 N at an angle of 600 with the horizontal at a speed of 15 km h-1. The power of the horse is,

### Choices

Choice (4) Response

a.

1000 W

b.

2000 W

c.

500 W

d.

1500 W

## Question number: 8

» Work, Energy and Power » Power

Appeared in Year: 2016

MCQ▾

### Question

Water falls down a shaft to reach a turbine which generates electricity. How much water must fall per second in order to generate of power? (Assume efficiency of conversion and )

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page