Education- Interesting facts 07 November 2021

Working of a Solar Water Heater

🤔 How it works ……..

Working of a Solar Water Heater

The solar water heater absorbs light by means of a collector placed on the roof and converts it into heat. It passes this heat to a water tank by means of a circulating pump. This exchange is triggered by the thermal regulator, but only when the collector is hotter than the water in the tank. This prevents the circulating pumps using electricity needlessly. Conversely, it also prevents overheating

Solar hot water systems are capable of heating a pool anywhere from as little as 4 °C for a wind-exposed pool, to as much as 10 °C for a wind-sheltered pool covered consistently with a solar pool blanket.

😳Why❓❓❓

Why should one not sleep under the trees at night.

During the day, in presence of sunlight, the plants use up the CO2 and release O2 in the process of photosynthesis. But during night, plants won’t perform photosynthesis so they are unable to use the CO2 and this further leads to increase in the proportion of CO2 in the air. During night the trees breathe in oxygen and release CO2. If one sleeps under the trees, the amount of increased CO2 in the air around will certainly affect the health. So it is inadvisable to sleep under trees during night.

💁🏻‍♂️ GK TODAY

Planet near to Sun is Mercury & Coldest planet is Neptune.

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BORN TODAY 🐣💐

Lal Krishna Advani (born 8 November 1927) is an Indian politician who served as the 7th Deputy Prime Minister of India from 2002 to 2004 under Atal Bihari Vajpayee. He is one of the co-founders and a senior leader of the Bharatiya Janata Party.

Advani also served as Minister of Home Affairs in the BJP-led National Democratic Alliance government from 1998 to 2004.

In 2015 he was awarded the Padma Vibhushan, India’s second highest civilian honor.

IDIOMS & PHRASES:
Light at the end of tunnel

Meaning : Seeing signs of improvement in the future

Example: I see the light at the end of the tunnel for my relationship with her.

Did you know?

Malai (Milk Cream) works as a natural exfoliator and helps in eliminating the dead skin cells. For a nourished and vitalized skin, you can mix milk cream with oatmeal or breadcrumbs and rub it on your skin. You may do so on all the parts of your skin that may have dead skin cell accumulation like elbow, neck, knee, leg and arm.

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