Category: Engineering

What is boundary layer approximation? The approximation states that, for a sufficiently high Reynolds number the flow over a surface can be divided into an outer region of inviscid flow unaffected by viscosity (the majority of the flow), and a region close to the surface where viscosity is important (the boundary layer). Why is the […]

What is the safe way to stop a vehicle? Stopping safely Brake more firmly as you’re preparing to stop, and press your clutch down. Just as your vehicle is coming to a stop, ease the pressure off your brakes while maintaining the pressure on the clutch to avoid a sudden jerky stop. If you’re stopping […]

What is the formula for stress under torsion? Torsion Formula Using the assumptions above, we have, at any point r inside the shaft, the shear stress is τr = r/c τmax. What is the relationship between torque and angle of twist? If a torque (or moment) is applied to the end of a circular bar […]

How do you break a chocolate bar? Just take the bar while it’s still in its wrapper and roll it over the top of a rolling pin (or wine bottle), then rotate it 90 degrees and do it again. You should feel all the pieces separate along the preset breaking points inside. You can also […]

What is 9 as a percentage? 100% What is 9 over 2 as a percentage? 450% What is 9 15 as a percentage? 60% What is the ratio of 9 out of 15? What is the ratio of 9 and 15? Simplify 15 : 9 Ratio 15 : 9 Factors of 9 1 , 3 […]

How do you answer Tell me about a time you made a mistake? The best way to answer this question is to talk about a specific example of a time you made a mistake: Briefly explain what the mistake was, but don’t dwell on it. Quickly switch over to what you learned or how you […]

What mobile solution should an app builder recommend? What mobile solution should an App Builder recommend? ACustomize the mobile menu to move Contacts to the top. When configuring a record type an app builder can configure? When configuring a record type, an app builder can configure the available value of a picklist field for the […]

What is a dotted quaver? Definition. A note that lasts for ¾ of a beat. A dot after a note increases its length by half of its original length, so without the dot this note lasts for ½ beat, adding the dot means it is ½ + ¼ = ¾ beats. A dotted quaver is […]

What do you call the feeling of missing something? Besides previously-mentioned pining, yearning, and longing, consider wistfulness, “state or characteristic of being wistful”, that is, being “full of yearning or longing”. It describes a deep emotional state of nostalgic or deeply melancholic longing for an absent something or someone that one loves. What is it […]

Can I quit my job due to stress? If your job is causing you so much stress that it’s starting to affect your health, then it may be time to consider quitting or perhaps even asking for fewer responsibilities. You may need to take a simple break from work if stress is impacting you from […]