Category: Physics

When 1kg of ice at 0c is mixed with? 1 kg of ice at 0°C is mixed with 1 kg of steam at 100°C. What will be the composition of the system when thermal equilibrium is reached? Latent heat of fusion of ice = 3.36 × 103 J kg−1 and latent heat of vaporization of […]

Do I live near a nuclear power plant? Quick: where’s the nearest nuclear power plant? Currently, if a radiological emergency occurs, the Nuclear Regulatory Commission recommends that anyone living within 10 miles of a plant to tune in to their local radio or television Emergency Alert System and heed the instructions from state or local […]

What is K in nuclear? Multiplication Factor. • Multiplication factor: “k” is ratio of current neutron. population to previous population. • Nuclear system is: • “Subcritical” if k < 1.0 – neutron population. What is a multiplying factor? Multiplying two whole numbers gives a product. The numbers that we multiply are the factors of the […]

What is the difference between red vs yellow marrow? Red blood cells, platelets and most white blood cells arise in red marrow; some white blood cells develop in yellow marrow. The color of yellow marrow is due to the much higher number of fat cells. Both types of bone marrow contain numerous blood vessels and […]

What are 3 liquids? Examples of Liquids Water. Milk. Blood. Urine. Gasoline. Mercury (an element) Bromine (an element) Wine. Does Air occupy space why? Air is all around us, and air is a gas. As the air enters the balloon from your lungs, the air (which is a gas) takes up space in the balloon. […]

Can you survive a 15 ft fall? For fatal falls through a surface or an existing opening, the most common height of the fall was 11 to 15 feet (19.1 percent). Falls can be deadly even from shorter distances, as 13.9 percent of the fatal other falls to a lower level were from less than […]

How do you thank a mentor? Thank you so much for all that you’ve done — I only hope I can return the favor sometime in the future. Thanks for being a good mentor and for guiding me on the right path. I will always be thankful to you. Not only have you been a […]

What is the purpose of units? For most quantities a unit is necessary to communicate values of that physical quantity. For example, conveying to someone a particular length without using some sort of unit is impossible, because a length cannot be described without a reference used to make sense of the value given. What are […]

Can we see polarized light? Though most of us are unaware of our capacity to do so, humans can also perceive the polarization of light. We detect the orientation of polarized light using ‘Haidinger’s brushes’, an entoptic visual phenomenon described by Wilhelm Karl von Haidinger in 1844 [2]. How can you tell if light is […]

What is a secondary source in writing? Secondary sources were created by someone who did not experience first-hand or participate in the events or conditions you’re researching. For a historical research project, secondary sources are generally scholarly books and articles. A secondary source interprets and analyzes primary sources. What are the 4 basic elements of […]