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Shapes of Average and Marginal Cost Curves in the Short Run

3.A man is ru...

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3.A man is running on a horizontal road at 6km/hr, finds rain falling vertically. He doubles his speed and finds that raindrops make an angle 37^° with the vertical. The velocity of rain wrt to ground is

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Q. A man running on a horizontal road at

8 m s^{- 1}

finds rain falling vertically. If he increases his speed to

12 m s^{- 1}

, he finds that drops make

30^{\circ}

angle with the vertical. Find velocity of rain with respect to the road.

Q. A man running on a horizontal road at

8 km/h

finds the rain falling vertically. He increases his speed to

12 km/h

and finds that the drops make an angle

30^{\circ}

with the vertical. Find the speed of the rain with respect to the road (in

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Q. A man running on horizontal road finds the rain falling at angle

α

with the vertical. If he doubles his speed angle becomes

β .

With what angle with vertical whill rain appear to fall, when he triples his speed? The rain falls vertically down when he is at rest.

Q. A man running on a horizontal road at

8 {ms}^{- 1}

finds rain falling vertically. If he increases his speed to

12 {ms}^{- 1}

, he finds that drops make

30^{\circ}

angle with the vertical. Find the velocity of rain with respect to the road.

Q. A man running along a straight road with uniform velocity

\to u = u ˆ i

feels that the rain is falling vertically down along

- ˆ j

. If he doubles his speed,he finds that the rain is coming at an angle

θ

with the vertical. The velocity of the rain with respect to the ground is :

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