Does a flashlight use direct current?
Could you please clarify for me if a flashlight operates using direct current? I'm interested in understanding the electrical principles behind its functionality. Specifically, does the power source within a flashlight, such as batteries, supply direct current to the light-emitting diode or bulb, enabling it to illuminate? I'm seeking a concise explanation that can help me grasp the fundamental difference between direct and alternating current in this context.
What is a DC short?
Could you please clarify what a DC short is in the context of cryptocurrency and finance? I'm familiar with the term in electronics, but I'm not sure how it applies in this field. Is it related to short selling or a specific type of market manipulation? I'd appreciate a concise explanation that highlights the key characteristics and potential implications of a DC short in the world of digital assets.