How do I choose a rack and pinion? Points of attention for the selection of rack and pinion A pinion of about 20 teeth is mathematically the optimum in terms of tangential force and system backlash. A larger pinion provides more backlash, a smaller pinion can transmit lower torques and has a higher wear. What […]

Why are Asian languages similar? The similarities of these two languages are extensive. To name a few: they share the same Subject-Object-Verb sentence structure. they both have particles, small words that mark the components of a sentence such as the topic, the subject, object and so on. Why are African languages tonal? African music languages […]

Are people who cry more more empathetic? Well, guess what, that thought couldn’t be more wrong! Paul J. Zak, a neuroeconomist at Claremont Graduate University, conducted a study in which he affirms that those who cry during movies are more empathetic, they know how to handle their emotions better, and they are stronger when facing […]

Why is there no sound from my receiver? Make sure the input devices are playing audio. Make sure the VOLUME or MASTER VOLUME knob of your AV Receiver is not set to VOL MIN. Make sure headphones aren’t connected to your receiver or input device. Press the SPEAKERS button on your receiver and select a […]

How do you find the limit of x as x approaches 0? Starts here6:27Limit as X approaches 0 from the right of X^X – YouTubeYouTubeStart of suggested clipEnd of suggested clip58 second suggested clipAnd you can also do it with zero over zero. I’m allowed to take the derivative of the numerator. AndMoreAnd you can […]

Can tapeworms come back after treatment? If the cat lives in a flea-infested environment, tapeworm infection can become re-established within a few weeks. This is very rarely due to treatment failure; in most cases, reappearance of tapeworm segments represents a re-infection of the cat. How long does it take to get rid of tapeworms in […]

Do smokers drink more than non-smokers and vice versa? This perception may be based on a grain of truth, but smoking and drinking in combination are more likely to kill you than either one individually, but there is evidence that smokers drink more than non-smokers and vice-versa. Finding out more about the link between smoking […]

Is Canon 200D full-frame or crop sensor? No. It is an APS-C (“crop” sensor). The full-frame cameras have a single digit naming system 1D, 5D and 6D, although the 7D is APS-C, but with pro features and price. The new EOS-R is full-frame mirrorless, and the EOS-M series are APS-C sensor mirrorless cameras. Is Canon […]

Which one is better Microsoft authenticator or Google Authenticator? Microsoft Authenticator can support one account across multiple devices, but Google Authenticator can’t. This gives the former the edge over the latter because you can still use other devices to safely and securely access your favorite accounts. Is Google Authenticator good? Google Authenticator is good for […]

What is the relationship between coal and the atmosphere? Chemically, coal is mostly carbon, which, when burned, reacts with oxygen in the air to produce carbon dioxide, a heat-trapping gas. When released into the atmosphere, carbon dioxide works like a blanket, warming the earth above normal limits. How is energy usage related to carbon emissions? […]

Is it legal to install camera in hotel rooms? According to the hotel security and camera law, hotel room surveillance is illegal. So, avoid installing cameras in rooms, you can install them in corridors so that you know who went into the room and when. Can I put CCTV in a communal area? Human Rights […]