Question

2. Fig. 3.52 shows a cell and an ammeter of negligible resistance All the resistors are similar. The ammeter shows a current 0.9 A when switch K is closed. What will be the reading of an ammeter when switch K is open ?
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Answer 1

Answer:

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Answer 2

Answer:

Heart is the vital organ of the human body. Heart plays a major role in our body. The heart is responsible for major functions and transportation in our body. Pic is not clear

Heart

The heart is an organ that pumps blood throughout the body. Human circulatory system is responsible for the transport of materials inside the human body. The organs of the circulatory system are heart, arteries, veins and capillaries. It comprises four chambers: