Category: Physics

What are common diseases of the urinary system? Common causes of urinary disorders Benign prostatic hyperplasia (enlargement of the prostate) Cancers or benign tumors. Dehydration. Infections of the urinary tract. Interstitial cystitis (conditions involving chronic inflammation of the bladder) Kidney diseases. Kidney or urinary tract stones. Post-vasectomy syndrome. What is the most common urinary disorder? […]

Does bulb have electromagnet? the core of an electromagnet must be a metal that can allow current to flow and can produce necessary magnetic field. What type of light does this light bulb produce most? continuous light Does a compass use electromagnets? The needle of a compass is itself a permanent magnet and the north […]

Why do sea breezes occur in the day but not at night? Sea breezes occur during hot, summer days because of the unequal heating rates of land and water. During the day, the land surface heats up faster than the water surface. Therefore, the air above the land is warmer than the air above the […]

How do you apologize for sending the wrong attachment? Dear [Recipient Name], I am writing to sincerely apologize for sending you the wrong attachment in the mail [Date] under the subject [Subject]. I got confused between the two mails and sent you the other attachment by mistake. I understand this might have caused you inconvenience. […]

How do you know if a molecule is radical? My TA told us that the easiest way to tell if a molecule is a radical is if it has an odd-numbered amount of valence electrons. If it has an even number of valence electrons then it would not be a radical. How are radicals applied […]

How does natural selection affect humans? Probably more than you might think, a new study suggests. Natural selection is still influencing the evolution of a wide variety of human traits, from when people start having children to their body mass index, reports a study published Monday in the journal Proceedings of the National Academy of […]

What is high price elasticity? When the value of elasticity is greater than 1.0, it suggests that the demand for the good or service is affected by the price. A value that is less than 1.0 suggests that the demand is insensitive to price, or inelastic. Are luxury goods elastic? Compared to essential goods, luxury […]

What is a ABPI Doppler? Ankle brachial pressure index (ABPI) The ABPI is the ratio of the ankle systolic blood pressure to the brachial systolic blood pressure and can be measured using a sphygmomanometer and a hand held Doppler device [SIGN, 2010]. It is the most reliable way to detect arterial insufficiency. What should ABPI […]

What happens when the earth moon and sun are not aligned? Partial Solar Eclipse- This happens when the sun, moon and Earth are not exactly lined up. The sun appears to have a dark shadow on only a small part of its surface. Annular Solar Eclipse- An annular eclipse happens when the moon is farthest […]

What are the four laws of logic? The Law of Identity; 2. The Law of Contradiction; 3. The Law of Exclusion or of Excluded Middle; and, 4. The Law of Reason and Consequent, or of Sufficient Reason.” What is the use of logic in law? One use of logic in the law is motivated by […]