General Knowledge Questions

The lightest computer is the tablet.

Strength of concrete increases with increase in water cement ratio as the strength of the cement is directly proportional to water cement ratio.

British businessman Mark Tucker, currently group chief executive and president of insurance group AIA, will take over from Douglas Flint as the new Chairman of HSBC in October.

Electrical discharge machining (EDM), also known as spark machining, spark eroding, burning, die sinking, wire burning or wire erosion, is a manufacturing process whereby a desired shape is obtained by using electrical discharges.

Tractor was the single most important invention to farmers.

Abasto Shopping is the largest mall in the capital city of Argentina, Buenos Aires with over 230 shops, movie theaters and an enormous food court.

From the given circuit,

The resistors R1 and R2 are in parallel connection and R3 is in series with R1 & R2

The equivalent resistance of R1 and R2 is

Req = (12 × 4)/(12 + 4) = 3 Ω.

Adding R3 in series with the pair gives

R = Req + 9

R = 3 + 9

R = 12 Ω.

Labyrinth which is part of the ear is the main organ of balance in the human body.