AFNS — AFNS Physics
Measurements
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#1 SI unit of length is:
A) Centimeter
B) Meter
C) Foot
D) Inch
Answer: B
#2 SI unit of mass is:
A) Gram
B) Kilogram
C) Pound
D) Newton
Answer: B
#3 Significant figures in 0.00450 are:
A) 2
B) 3
C) 4
D) 5
Answer: B
#4 Dimensional formula of force is:
A) MLT^-2
B) ML^2T^-2
C) MLT^-1
D) M^0L^0T^0
Answer: A
#5 Vernier caliper measures:
A) Time
B) Length precisely
C) Temperature
D) Current
Answer: B
#6 Error due to wrong calibration is:
A) Random error
B) Systematic error
C) No error
D) Personal error only
Answer: B
#7 1 kilometer equals:
A) 100 m
B) 1000 m
C) 10 m
D) 10000 m
Answer: B
#8 Scientific notation of 34000 is:
A) 3.4 x 10^4
B) 34 x 10^3
C) 3.4 x 10^3
D) 340 x 10^2
Answer: A
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