Category: Helpful tips

What is meant by variation of parameters? : a method for solving a differential equation by first solving a simpler equation and then generalizing this solution properly so as to satisfy the original equation by treating the arbitrary constants not as constants but as variables. Who invented variation of parameters? Joseph Louis Lagrange How do […]

Which ball has 336 dimples? golf ball How many dimples are on a Pro V1 golf ball? 388 dimples Are more dimples on a golf ball better? Essentially, golfers would have little hope controlling a smooth golf ball. When dimples are added to a golf ball, it creates a tiny layer of air around the […]

How many votes did Eisenhower get? 1952 United States presidential election Nominee Dwight D. Eisenhower Adlai Stevenson Party Republican Democratic Home state New York Illinois Running mate Richard Nixon John Sparkman Electoral vote 442 89 Who won the popular vote in 1956? Eisenhower defeated Democratic former Governor Adlai E. Stevenson of Illinois in a re-match […]

How long do iPod Nanos last? As with other rechargeable batteries, you may eventually need to replace your battery”. However, as a general rule of thumb, BatteryUniversity.com states that the Lithium Ion battery used in the iPod models should provide somewhere in the neighborhood of 300 to 500 charge cycles. What can I do with […]

What do they call a jail in London? In the UK, the official names are all “HM Prison [place name]”, e.g. HM Prison Manchester, or HMP Manchester. American-origin slang for jails/prisons includes: the pokey, the big house, the cooler, and others. In the UK you’re in the nick, choky (from Indian English), quod, the glasshouse […]

What is the best way to clean hand tools? Start by filling the bucket with hot water and a small amount of commercial cleaner. Soak your tools in the bucket for 30 seconds to a minute. With your wire brush, scrub the tools to remove dirt and grime. Rinse and repeat until all dirt has […]

What does a fetus look like at 19 weeks? And that’s pretty sweet! On the development docket this week: a total baby body wrap. Your little one gets a head-to-toe coating of vernix caseosa, a white cheesy-looking substance made up of lanugo (that downy hair), oil from his glands, and dead skin cells. How many […]

How do you unlock a car with keys stuck inside? 10 Methods That Can Help You Open the Car If You Locked Your Keys Inside Method #1: Use a tennis ball. Method #2: Use your shoelace. Method #3: Use a coat hanger. Method #4: Use a rod and a screwdriver. Method #5: Use a spatula. […]

What makes you not diarrhea? Drink clear liquids — water, broth, or fruit juice — during the day to stay hydrated. Try to get about 2-3 liters (8-12 cups) a day while you’re sick. You can sip them in small amounts between meals instead of while you eat. How do I get rid of love […]

How much does it cost to clean up your credit? Nearly as important is your credit utilization, or the amount of debt you have relative to your total credit limit. It should be as close to zero as possible, but experts suggest using no more than 30% of your available credit at any time, and […]