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General physics- Knowledge test
Question 66 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
One nanometer is equal to
10-6m | |
10-8m | |
10-9m | |
10-5m |
Question 67 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Intensity of sound has
an object existence | |
a subject existence | |
no existence | |
both subjective and objective existence |
Question 68 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
ML2T-2 is the dimensional formula for
moment of inertia | |
pressure | |
elasticity | |
couple acting on a body |
Question 69 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Sound of frequency below 20 Hz is called
audio sounds | |
infrasonic | |
ultrasonic | |
supersonics |
Question 70 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Intensity of sound at a point is ..... its distance from the source.
directly proportional to | |
inversely proportional to | |
directly proportional to square of | |
inversely proportional to square of |
There are 70 questions to complete.