Why does polarization not occur in dry cell?

Why does polarization not occur in dry cell? Manganese oxide prevents polarisation in dry cells. – Polarization is a defect that occurs in simple electric cells due to the accumulation of hydrogen gas around the positive electrode. – MnO2 reacts with H2 and forms water as byproduct, so depolarization doesn’t occur. What is local action […]

Is being fit the same as being healthy?

Is being fit the same as being healthy? Fitness involves activity of some sort that stimulates various systems of the body and maintains a certain condition within the body. Health, on the other hand, involves every system of the body and is only achieved through a lifestyle that supports health. Can you be fit and […]

How can gauge pressure be negative?

How can gauge pressure be negative? Gauge pressure is the amount of pressure expressed in terms of atmospheric pressure. It is referred to as “positive pressure” when it is greater than one atmosphere, and “negative pressure” when it is less than one atmosphere. What is the reading on the pressure gauge? The reading on a […]

What do you mean by instantaneous speed?

What do you mean by instantaneous speed? Definition: When the speed of an object is constantly changing, the instantaneous speed is the speed of an object at a particular moment (instant) in time. What is instantaneous speed How do you measure for a vehicle? The speedometer of a car reveals information about the instantaneous speed […]

Does the Moon really affect mood?

Does the Moon really affect mood? For the most part, a full moon doesn’t cause people to become more aggressive, violent, anxious, or depressed. There does seem to be a link between the phases of the moon and changes in symptoms of bipolar disorder. Does romance affect periods? 2007; Wlodarski and Dunbar 2013). The results […]

How many generations of stars are there?

How many generations of stars are there? When new stars form, the most massive ones will die quickly, and their remnants can then participate in future episodes of star formation. It is possible that many of these atoms have been inside dozens or even 100+ generations of stars by the present time. What is the […]

What is the number 4 in SiCl4?

What is the number 4 in SiCl4? Terms in this set (21) chemical equation. What is the number “4” in SiCl4? The product side of a chemical reaction is shown. What does number in front of element mean? The small number behind each element symbol designates the number of atoms of each element in a […]

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