Tag: science & technology

Microsoft's revenue in fiscal year 2008 was approximately $60.4 billion, not $6 billion ($6000 million). The statement in the question is off by a factor of 10, making option D the correct response.

Boyle's Law states that for a fixed amount of gas at constant temperature, pressure and volume are inversely proportional (PV = constant). As pressure increases, volume decreases proportionally, and vice versa. This fundamental gas law was formulated by Robert Boyle in 1662.

Force is measured in Newtons in SI units. In the MLT (mass-length-time) system, Newton can be expressed as kg·m/s², which is mass times acceleration. Option D correctly shows Kgm/(s*s) which is equivalent to kg·m/s².

The Oxford English Dictionary did add 'Google' as a verb in 2006, meaning to search for information on the internet using the Google search engine. This marked a significant moment where a brand name became a commonly used verb.

In the CGS (centimeter-gram-second) system, the base unit of length is the centimeter. The SI system uses meters as the base unit, but CGS was developed earlier and uses centimeter as its fundamental length unit.

The fundamental law of magnetism states that like poles repel each other and unlike poles attract each other. North-North or South-South poles repel, while North-South poles attract. Option C correctly states this principle.

Google Wave was a real-time communication and collaboration platform announced by Google in 2009. It was indeed launched as a testing/beta product, though it was eventually discontinued in 2010 due to low user adoption.

Flaps are the control surfaces most critical during takeoff and landing. They extend from the wings to increase lift at slow speeds, allowing aircraft to fly safely at lower velocities during these critical phases of flight.

Lift is the primary force that enables an aircraft to fly and overcome gravity. It is generated by the wings as air flows over them, creating an upward force that counteracts the aircraft's weight. Thrust moves it forward, but lift keeps it airborne.

Bill Gates did score 1590 on his SAT, which is an exceptionally high score. The SAT at that time was out of 1600 points, making his achievement particularly notable. This score is well-documented in multiple biographical sources.