What are the main key performance indicators? Key performance indicators (KPIs) measure a company’s success versus a set of targets, objectives, or industry peers. KPIs can be financial, including net profit (or the bottom line, gross profit margin), revenues minus certain expenses, or the current ratio (liquidity and cash availability). What are the key performance […]
What are process activities?
What are process activities? Process Activity is an activity that belongs to a particular process. It defines the smallest measurable amount of work to be performed to convert some portion of process inputs into desired outputs. All activities included in the same process create a definition of work to be performed by the process. What […]
What did Melissa virus do?
What did Melissa virus do? The Melissa virus, reportedly named by Smith for a stripper in Florida, started by taking over victims’ Microsoft Word program. It then used a macro to hijack their Microsoft Outlook email system and send messages to the first 50 addresses in their mailing lists. Who created Melissa virus? David L. […]
Which bearing are used for crankshaft of IC engines?
Which bearing are used for crankshaft of IC engines? The sliding bearings used in internal combustion engines: Main crankshaft bearings support crankshaft providing its rotation under inertia forces generated by the parts of the shaft and oscillating forces transmitted by the connecting rods. Main bearings are mounted in the crankcase. What is the main function […]
What is the difference between elastic strain and plastic strain?
What is the difference between elastic strain and plastic strain? Elastic deformation is a temporary deformation under the action of external loading. Plastic deformation is the permanent deformation. Once the external load is removed from an elastically deformed body, it regains its original shape. Elastic deformation is characterized by the property Elasticity. What is elasticity […]
When must your employer provide you with PPE?
When must your employer provide you with PPE? Regulation 4 states: Every employer shall ensure that suitable personal protective equipment is provided to his employees who may be exposed to a risk to their health or safety while at work except where and to the extent that such risk has been adequately controlled by other […]
What factors affect the decision of whether to evacuate or shelter in place?
What factors affect the decision of whether to evacuate or shelter in place? The type of building employees work in may be a factor in the decision to evacuate during an emergency. Most buildings are vulnerable to the effects of disasters, such as tornadoes, earthquakes, floods, or explosions. The extent of the damage depends on […]
How does a pressure cooker cook food faster?
What is the relation between torque and voltage?
What is the relation between torque and voltage? In any motor, the basic principle is very simple: rotational speed is proportional to voltage applied. torque is proportional to current pulled. What is the transfer function for the angular position of a motor? 1. Given that the model for the (open loop) transfer function for the […]
How much heat does a 150 watt bulb produce?
How much heat does a 150 watt bulb produce? The higher the wattage with incandescent bulbs is where you must pay attention to heating issues. Remember that toy called the ‘easy-bake oven’, well it used a 100-watt bulb to cook little cookies and cakes! That’s how dangerous we’re talking. The 150 watts can produce up […]