Does magnitude have a sign? A vector is a quantity described by a magnitude and a direction. The magnitude is always +ve or zero. A -ve sign in front of a vector indicates the same magnitude but in the opposite direction. It has a magnitude (which is >= 0) and a direction. What is the […]
Are Volvos really safer?
Are Volvos really safer? Now that we have established why Volvo is considered the safest automotive manufacturer around, the 2019 XC40 is the safest compact SUV, having been awarded a 2019 IIHS Top Safety Pick Plus. The 2019 XC60 is the safest midsize luxury SUV, having been awarded a 2019 IIHS Top Safety Pick. Has […]
What causes viscosity?
What causes viscosity? Viscosity is caused by friction within a fluid. It is the result of intermolecular forces between particles within a fluid. What is viscosity and its causes? Causes of Viscosity Due to strong cohesive forces between the molecules, any layer in a moving fluid tries to drag the adjacent layer to move with […]
How much electricity does 1200 watts use?
How much electricity does 1200 watts use? Appliance Electricity Usage Appliance Typical Consumption Per Hour Cost Per Hour (at 10 cents per kilowatt-hour) Space heater 1,500 watts 15 cents Hair dryer 1,200 watts 12 cents Electric range burner 1,000 watts 10 cents Refrigerator 1,000 watts 10 cents How much power does a 700 watt microwave […]
How do you find the primary and secondary windings of a transformer?
How do you find the primary and secondary windings of a transformer? The primary winding is the coil that draws power from the source. The secondary winding is the coil that delivers the energy at the transformed or changed voltage to the load. Usually, these two coils are subdivided into several coils in order to […]
What are the disadvantages of carbon nanotubes?
What are the disadvantages of carbon nanotubes? One of the main disadvantages of carbon nanotubes is the lack of solubility in aqueous media, and to overcome this problem, scientists have been modifying the surface of CNTs, i.e., fictionalization with different hydrophilic molecules and chemistries that improve the water solubility and biocompatibility of CNT [67]. Is […]
Which classification group has the most similarities?
Which classification group has the most similarities? The correct answer will be- species. Explanation: The hierarchical system of classification was proposed by the Carolus Linnaeus in the 18th century which categorized the organism into seven groups from the kingdom as the most inclusive group followed by the phylum, division, class, order, family, genus and species. […]