The unit of force is _________ and its symbol is ______________ Which is the correct pair ?
A. Newton, n
B. Newton, N
C. newton, n
D. newton, N
Physics Mcqs
Unit of G is ______________?
Unit of G is ______________?
A. Nm2Kg2
B. Nm2Kg
C. Nm2Kg-2
D. None
One pico stands for_________________?
One pico stands for_________________?
A. 10 raised to power -15
B. 10 raised to power -12
C. 10 raised to power -9
D. 10 raised to power -6
Which one is the highest power multiple ?
Which one is the highest power multiple ?
A. Giga
B. Beta
C. Mega
D. Deca
Total uncertainty, in the result obtained from the subtraction of two measurements, is equal to_______________?
Total uncertainty, in the result obtained from the subtraction of two measurements, is equal to_______________?
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
An ideal standard of measurement of a base quantity has characteristics_______________?
An ideal standard of measurement of a base quantity has characteristics_______________?
A. Accessible
B. Invariable
C. Transportable
D. Only a and b are correct
Steradian is the SI unit of________________?
Steradian is the SI unit of________________?
A. Plane angle
B. Solid angle
C. Both plane angle and solid angle
D. Neither plane angle nor solid angle
Absolute uncertainty in a measurement depends upon______________?
Absolute uncertainty in a measurement depends upon______________?
A. The magnitude of the measurement
B. Least count of the instrument
C. Percentage error in the measurement
D. All of a, b and C
Three students measured the length of a needle with meter rod and recorded as : (i) 0.2145m (ii) 0.21m (iii) 0.214m Which one is a correct record ?
Three students measured the length of a needle with meter rod and recorded as : (i) 0.2145m (ii) 0.21m (iii) 0.214m Which one is a correct record ?
A. Only (i)
B. Only (ii)
C. Only (iii)
D. Both (i) and (ii)
SI unit of the coefficient of viscosity is___________________?
SI unit of the coefficient of viscosity is___________________?
A. Kg.m.S-1
B. Kg m-1.S-1
C. Kg.m.S
D. Kg-1.m-1.S-1