What is a magnetic field how can the direction? the magnetic fields are the imaginary line which moves from south to north. this lines do not overlap each other. we can find the direction of the magnetic field lines by keeping a compass near to it. Why do 2 magnets repel or attract each other? […]
What are the top 5 driver distractions?
What are the top 5 driver distractions? Five Most Common Distractions While Driving Cognitive distraction. Cell phone use. Events outside the vehicle. Drivers may carry on conversations or even have arguments with their passengers while driving. Reaching for devices inside the vehicle. What type of distraction is adjusting the radio? Manual Distraction What is an […]
How accurate are dial calipers?
How accurate are dial calipers? Quality dial, Vernier or digital calipers can all return an accuracy of about 0.001 inch over 6 inches if correctly used, although the accuracy is likely to diminish over longer spans. What are the 3 ways a dial caliper can be used to measure? There are 4 measurements you can […]
Which fuel produces the most energy per gram?
What can bloodstain patterns tell an investigator?
What can bloodstain patterns tell an investigator? Bloodstain pattern analysis (BPA) is the interpretation of bloodstains at a crime scene in order to recreate the actions that caused the bloodshed. Analysts examine the size, shape, distribution and location of the bloodstains to form opinions about what did or did not happen. What type of evidence […]
How does a Punnett squares allow you to predict gametes and offspring?
How does a Punnett squares allow you to predict gametes and offspring? A Punnett square is a chart that allows you to easily determine the expected percentage of different genotypes in the offspring of two parents. The gametes produced by the male parent are at the top of the chart, and the gametes produced by […]
How do you size a disconnect?
How do you size a disconnect? How to Calculate the Electrical Disconnect Switch Size Examine the appliance manufacturer nameplate on the appliance. Determine the horsepower rating of the appliance. Convert from volt-amps, watts or kilowatts to horsepower. Divide watts or volt-amps by 745.7 to obtain horsepower. Select a disconnect switch with the same or greater […]
Which of the following is the weakest bond?
Which of the following is the weakest bond? (a) H-bond is only an interaction between electronegative element and hydrogen therefore, it is the weakest bond among all. Why is Bond making exothermic? Bond forming is an exothermic process, because it releases energy. In reaction profile diagram, the energy change in a reaction, is the difference […]