Question

विज्ञान शिक्षक छात्रों को मानव श्वसन प्रणाली का एक मॉडल प्रदर्शित करते हैं जैसा कि निम्नलिखित में से दिखाया गया है इस मॉडल में रबर के गुब्बारे क्या दर्शाते हैं​

Answer 1

Explanation:

A pump empties a swimming pool in 40 minutes at the rate of 1400 L/min. If the rate of pumping is 2000 L/min, how long does it take to empty the swimming pool?

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Answer 2

Explanation:

Everyone has a dream in his life which they want to achieve when they grow up. Some kids want to become rich so that they can buy anything and some want to be a doctor, lawyer, or engineer. But only you know that for achieving these goals you have to work hard and stay attentive to it. In this essay on my dream, we are going to discuss the basic things that will help in achieving my dream