Category: Physics

What happens to intrathoracic pressure during inspiration? Inspiration drops intrathoracic pressure, dilates the thoracic vena cava, and acutely decreases atrial filling. Cardiac output falls, and consequently arterial pressure falls. The drop in arterial pressure reduces stretch on the arterial baroreceptors, causing a reflex increase in heart rate. Why does BP decrease during inspiration? As the […]

What is special about the fall equinox? The autumnal equinox is the moment that the sun crosses the equator from north to south, in September each year. The autumnal equinox marks the beginning of autumn in many places around the world, in the northern hemisphere. In the southern hemisphere this marks the beginning of spring. […]

How hard is it to fit lowering springs? It’s not hard at all. Just a bit time consuming and if you’re not carefull, painful. You can do it at home with some jackstands but if you have access to a lift the job is considerably easier. Basically, you’ll need to lift the car and remove […]

How can I climb Mount Everest for free? In order to climb Mount Everest for free, you will need a sponsor. Start with local companies, build up and show them a strong social media presence. Pitch them on not only your reach but an exciting or moving story behind the climb. You can also consider […]

How can you tell if a guy is faking love? 6 Subtle Signs He’s Faking His Love For You Excessive PDA. There are no special moments. There are no serious discussions. It is a power game. You don’t know much about each other. Sex is the only thing that keeps you together. Who ever loves […]

What type of reaction is Fe2O3 C –> Co Fe? redox equation What type of reaction is this 2 Fe2O3 3 c3 CO2 4 Fe? Answer Expert Verified. The given reaction is a redox reaction as it involves both oxidation and reduction reactions simultaneously. Fe2O3 is reduced, while C is oxidised. What type of reaction […]

What happens when an insulator is placed in an electric field? When an insulator, also called the dielectric, is placed in an electric field, it gets polarised. The polarised dielectric reduces the effective electric field. Can an insulator have an electric field? We define a conductor as a material in which charges are free to […]

What decreases negative effects to a driver in a crash? If your vehicle is hit from behind while stopped, your head tends to stay in place due to inertia, while the rest of your body is pushed forward by the seat. Modern vehicles have features that reduce the forces on your body during a crash […]

What is secondary pollutants give examples? Examples of a secondary pollutant include ozone, which is formed when hydrocarbons (HC) and nitrogen oxides (NOx) combine in the presence of sunlight; NO2, which is formed as NO combines with oxygen in the air; and acid rain, which is formed when sulfur dioxide or nitrogen oxides react with […]

What is a dense person like? The definition of dense is people or things which are crowded together, something that is difficult to get through or someone who is slow to understand. An example of dense is someone who doesn’t understand what “turn left” means. What do you call a dense person? @Awen_ArBover dense usually […]