A. Demagnetization
B. Breakage
C. Extension
D. Surface cracking
A. Sum of their absolute uncertainties
B. The difference of their absolute uncertainties
C. The product of their absolute uncertainties
D. Division of their absolute uncertainties
A. NA-1m-1
B. NAm-1
C. NmA-1
D. NmA-2
A. ML-1T-1
B. M2L1T1
C. ML1T-1
D. M2L-1T-1
A. Mean position
B. Elsewhere
C. Extreme position
D. None
A. force into small interval
B. displacement into small interval
C. both force and displacement into small intervals
D. force into small and displacement into large intervals
A. tan-1 ¼
B. tan-1 4
C. tan-1 ½
D. tan-1 2