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love history [14]
3 years ago
12

Why does cold water kept in an open container become warm on a hot summer afternoon?

Physics
2 answers:
geniusboy [140]3 years ago
5 0

Answer:

As the temperature is high in Summers

Explanation:

If you like my answer than please mark me brainliest thanks

Slav-nsk [51]3 years ago
3 0

Cold water kept in an open container acquires heat from the warmer surrounding becomes warm like the air around it due to the transfer of thermal energy

Pls mark as brainliest

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Answer:

<em>a) 2.15 m</em>

<em>b) 123 m</em>

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Explanation:

<u>Circular Motion</u>

One point located at a distance r from the center of rotation travels a distance L given by the arc length :

L= \theta r

Where \theta is the angle formed during the rotation.

The wheel described in the question has a radius r=4.1 m and a point on the wheel rotates some angles given in each part:

a) \theta=30^o=30\cdot \pi / 180=\pi/6 \ rad

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L= \pi/6 \cdot 4.1=2.15 \ m

b) \theta=30\ rad

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