⟩ Which of the following effects helps reduce the saturation of each color in a Bitmap to zero, remove the hue component, and convert each color to its grayscale equivalent? a Channel Mixer b Gamma c Desaturate d All of the above.
b: Gamma
b: Gamma
The rolling contact bearings are known as A. thick lubricated bearings B. plastic bearings C. thin lubricated bearings D. antifriction bearings
Which of the following material has the maximum ductility? A. Mild steel B. Copper C. Zinc D. Aluminium
For unequal width of butt straps, the thickness of butt straps are A. 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside B. 0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside C. 0.75 t for both the straps on the inside and outside D. 0.625 t for both the straps on the inside and outside
The number of slots in a 25 mm castle nut is A. 2 B. 4 C. 6 D. 8
An open belt drive is used when A. shafts are arranged parallel and rotate in the opposite directions B. shafts are arranged parallel and rotate in the same directions C. shafts are arranged at right angles and rotate in one definite direction D. driven shaft is to be started or stopped whenever desired without interferring with the driving shaft
The size of a gear is usually specified by A. pressure angle B. pitch circle diameter C. circular pitch D. diametral pitch
When two non-intersecting and non-coplaner shafts are connected by gears, the arrangement is known as A. spur gearing B. helical gearing C. bevel gearing D. spiral gearing
Screws jacks have multiple threads. A. Agree B. Disagree
In a gear, having involute teeth, the normal to the involute is a tangent to the A. pitch circle B. base circle C. addendum circle D. dedendum circle
The square threads are not so strong as V-threads but they offer less frictional resistance to motion than Whitworth threads. A. Correct B. Incorrect