The display of a digital numerical read out instrument is achieved by Mechanical Measurements Mcqs March 22, 2019 BILAL KHATTAK0 A.Light emitting diodes B.Light dependent resistors C.Photo tube D.Ionization of gases E.Heated filaments Related Mcqs: LED stands for? For a sensible heating the air is passed over a heating coil which may be Which of the following gauge can be used for the measurement of velocity of an aircraft? Varistors are __________? Which of the following can be used as sensing element for an instrument? Which of the following flow measuring instrument is an area meter? Gas laws are applicable to The difference between two specific heats of a gas is equal to universal constant when Greenhouse effect is:? The atmospheric greenhouse effect is produced mainly by the __________?