Lux is the SI unit of
A). intensity of illumination
B). luminous efficiency
C). luminous flux
D). luminous intensity
Second and third class levers are differentiated by
A). The location of the load
B). The location of the fulcrum
C). The presence of multiple loads
D). The type of fulcrum present
A machine powered by rotating blades is a
A). Fumerole
B). Turbines
C). Solar panel
D). None of the above
Which of the following is an example for cantilever beam?
A). Diving board
B). Bridge
C). See-saw
D). Common balance
Which of the following is a compound machine?
A). Screw
B). Knife
C). Bicycle
D). Ramp