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Output Devices Quiz Questions and Answers PDF p. 127

Output Devices quiz questions and answers, output devices MCQ with answers PDF 127 to solve A Level Physics mock tests for online college programs. Solve Electronics trivia questions, output devices Multiple Choice Questions (MCQ) for online college degrees. Output Devices Interview Questions PDF: diffraction of waves, young double slit experiment, channels comparison, gas particles, output devices test prep for GRE subject test tutoring.

"Output current from an LED is" MCQ PDF with choices 30 ma, 20 ma, 40 ma, and 50 ma for best SAT prep courses online. Practice electronics questions and answers to improve problem solving skills for best online SAT prep class.

Quiz on Output Devices MCQs

MCQ: Output current from an LED is

20 mA
30 mA
40 mA
50 mA

MCQ: At standard pressure and temperature the average speed of molecules is

400 ms-1
500 ms-1
600 ms-1
700 ms-1

MCQ: A wave of frequency 1 GHz has wavelength of

0.4 m
0.5 m
0.2 m
0.3 m

MCQ: Interference pattern of light and dark bands on screen is called

graphical pattern
line spectrum
light spectrum
fringes

MCQ: Microwaves have wavelength of about

10 cm
20 cm
30 cm
40 cm