What happens when you increase Focal Length?

What happens when you increase Focal Length? If you increase the focal length then the size of the image on the film or sensor will increase i.e. the image will be magnified compared to a lens of shorter focal length. The power of a lens is inversely proportional to its focal length, being equal to […]

Why nitrogen-fixing bacteria are important?

Why nitrogen-fixing bacteria are important? Nitrogen-fixing bacteria, microorganisms capable of transforming atmospheric nitrogen into fixed nitrogen (inorganic compounds usable by plants). More than 90 percent of all nitrogen fixation is effected by these organisms, which thus play an important role in the nitrogen cycle. Why can’t plants fix nitrogen? Earth’s atmosphere contains a huge pool […]

What is the best metal to conduct electricity?

What is the best metal to conduct electricity? Silver Is vegetable oil good or bad conductor? Vegetable oil is a poor conductor of electricity. It does not conduct electricity. Vegetable oil are not necessarily “good” conductors of electricity but yes they will conduct electricity. Most things conduct electricity at some level, they may have high […]

What is an example of operant conditioning in everyday life?

What is an example of operant conditioning in everyday life? Positive reinforcement describes the best known examples of operant conditioning: receiving a reward for acting in a certain way. Many people train their pets with positive reinforcement. How is operant conditioning used today? Operant conditioning can also be used to decrease a behavior via the […]

What are some examples of fixed expenses?

What are some examples of fixed expenses? While these fixed costs may change over time, the change is not related to production levels but rather new contractual agreements or schedules. Examples of fixed costs include rental lease payments, salaries, insurance, property taxes, interest expenses, depreciation, and potentially some utilities. Is food a fixed or variable […]

What are the disadvantages of credit unions?

What are the disadvantages of credit unions? The Cons of Credit Union Membership Potential membership fees and restrictions. When joining a credit union, prospective members might have to pay a small membership fee, which can range from $5 to $25. Limited locations. Some service restrictions. Is my money safe in a credit union during a […]

What is laminar mixing?

What is laminar mixing? Laminar mixing processes are based on the repeated separation of the flow into layers, followed by redistribution and recombination parallel to the flow direction. The number of layers, and hence the homogeneity, increases with each additional mixing element. What does turbulent flow cause? Turbulence increases the energy required to drive blood […]

What are the strongest and weakest bonds?

What are the strongest and weakest bonds? This means Ionic bonds tend to dissociate in water. Thus, we will think of these bonds in the following order (strongest to weakest): Covalent, Ionic, Hydrogen, and van der Waals. Also note that in Chemistry, the weakest bonds are more commonly referred to as “dispersion forces.” What is […]

What are the major causes of soil erosion?

What are the major causes of soil erosion? The Main Causes And Impacts Of Soil Erosion Deforestation for Agriculture Is One of the Top Causes of Soil Erosion. Soil Erosion is Also Caused by Overgrazing, Which Causes Floods too. Agrochemicals Cause Soil Erosion and Degradation. Construction and Recreational Activities. How can we prevent soil erosion […]

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