Useful tips for everyday
What mu means? The lowercase Greek letter mu (µ) is used to represent the prefix multiplier 0.000001 (10 -6 or one millionth). In some texts,…
What is the limitation on frequency for discrete time signals? There are two limitations: 1, N must be less than the signal length, and 2,…
How do you measure black body temperature? Blackbody temperature To find the effective (blackbody) temperature of a planet, it can be calculated by equating the…
How much current does a cell phone draw? Cell Phones use approximately 2 to 6 watts when charging, while a charger left plugged in without…
Do lithium-ion batteries lose capacity when not in use? Rechargeable Lithium-Ion batteries have a limited life and will gradually lose their capacity to hold a…
Should resistor be on anode or cathode? Placing the resistor on the positive (anode) side of the resistor will have no differing effects from placing…
Can high voltage DC kill you? Either AC or DC currents can cause fibrillation of the heart at high enough levels. This typically takes place…
What are the restrictions on generics? Restrictions on Generics Cannot Instantiate Generic Types with Primitive Types. Cannot Create Instances of Type Parameters. Cannot Declare Static…
What is the difference between pulse-triggered and edge triggered flip-flop? Pulse-triggered: Read input while clock is 1, change output when the clock goes to 0.…
How many hours does 10W charger take? Even a 10W charger takes 3 or 4 hours to get to 80% from no charge. Does iPhone…