521. Which one is the correct representation of the unit of pressure ?
A. Newton/Meter2
B. newton/meter2
C. Newton/meter2
D. newton/Meter2

522. Which one is the dimensionally correct equation ?
A. f=vt
B. S=Vit+1/2at2
C. V=St
D. V=f/t

523. Zero error of the instrument is a type of_________________?
A. Random error
B. Personal error
C. Systematic error
D. Classified error

524. In multiplication and division of measurement______________?
A. Percentage uncertainties are added
B. Absolute uncertainties are added
C. Percentage uncertainties are divided
D. Absolute uncertainties are divided

525. The number of significant figures in 5.400 is________________?
A. 3
B. 5
C. 2
D. None

526. To reduce the uncertainty in the timing experiment______________?
A. Highly precise instrument
B. Conduct at room temperature
C. Count number of vibration
D. Both a and C

527. The number of significant figures in the length of a bar 6200mm measured by meter rod is_______________?
A. 4
B. 3
C. 2
D. None of these

528. The number 76.85 is rounded off up to two significant figures as_____________?
A. 76.8
B. 77
C. 76.9
D. None of these

529. Which of the following is not a correct representation method for prefixes______________?
A. 1mm
B. 10km
C. 1000um
D. Both A and B

530. The rotational K.E of the hoop is equal to the______________?
A. its translational K.E
B. half than its translational K.E
C. double than its translational K.E
D. four times than its translational K.E

NOTE
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